an oxidized electron donor
a reduced electron donor
a deaminated amino group acceptor
an aminated amino group acceptor
Charged-LEU-tRNAs
LEU-tRNAs
a 2-oxo acid
an amino acid
an acyl-CoA
a carboxylate
an oxidized ferredoxin [iron-sulfur] cluster
a reduced ferredoxin [iron-sulfur] cluster
NAD(P)H
NAD(P)+
an L-tyrosyl-[tRNAtyr]
a tRNAtyr
(2Z,4Z)-2-hydroxy-5-carboxymuconate-6-semialdehyde
4α,14α-dimethyl-porifersta-8,25(27)-dienol
2-amino-4,5-dihydroxy-6-oxo-7-(phosphooxy)heptanoate
4-methylcyclohex-1,5-diene-1-carbonyl-CoA
isoshowacene
2-hydroxyhexadecanal
16-sinapoyloxypalmitate
3-methylquinolin-2-ol
(22R)-hydroxycholesterol
N-(2-methylpropyl)hydroxylamine
chloroeremomycin
3-hydroxy-3-methylbutanoate
2',3',4'-O-methyl-rhamnosyl tetracyclic spinosyn pseudoaglycone
2',3'-O-methyl-rhamnosyl tetracyclic spinosyn pseudoaglycone
2'-O-methyl-rhamnosyl tetracyclic spinosyn pseudoaglycone
rhamnosyl tetracyclic spinosyn pseudoaglycone
rhamnosyl tricyclic spinosyn pseudoaglycone
spinosyn tricyclic macrolactone
11-dehydro-15-oxo spinosyn macrolactone
15-oxo spinosyn macrolactone
spinosyn macrolactone
diethylamine N-oxide
triethylamine N-oxide
UDP-2-acetamido-2-deoxy-α-D-ribo-hex-3-uluronate
nitroxyl
trans,octacis-decaprenylphospho-β-D-arabinofuranose
1,3-dihydro-2H-imidazol-2-one
2-phenylethyl β-D-glucopyranoside
formyl hopane
ribosyl hopane
adenosyl hopane
(2Z)-2-hydroxypenta-2,4-dienoate
(2S,4S)-4-hydroxy-2,3,4,5-tetrahydrodipicolinate
(2Z)-2,4-dihydroxypent-2-enoate
(2E,7Z,10Z,13Z,16Z,19Z)-docosahexaenoyl-CoA
(3R,5Z,8Z,11Z,14Z,17Z)-3-hydroxydocosapentaenoyl-CoA
(5Z,8Z,11Z,14Z,17Z)-3-oxodocosapentaenoyl-CoA
(+)-3'-hydroxylarreatricin
(+)-larreatricin
2-trans,4-trans-xanthoxin
2-carboxy-L-threo-pentonate
2-carboxy-L-xylonolactone
2,3-dioxo-L-gulonate
cyclic- 3,4-O-oxalyl-L-threonate
(2R,4S)-2-methyl-2,3,3,4-tetrahydroxytetrahydrofuran
(2S,4S)-2-methyl-2,3,3,4-tetrahydroxytetrahydrofuran
bisorganyltrisulfane
dehydroascorbate (bicyclic form)
cyclic-2,3-O-oxalyl-L-threonate
L-dehydro-ascorbate
(2R,4S)-2-methyl-2,4-dihydroxydihydrofuran-3-one
(2S,4S)-2-methyl-2,4-dihydroxydihydrofuran-3-one
5-hydroxyindole thiazolidine carboxylate
5,6-dihydroxyindole
ammonia
4-oxalocrotonate
4-oxoglutaramate
1-piperideine 6-carboxylate
α-D-galacturonate 1-phosphate
L-dopachrome
2-iminoacetate
selenodiglutathione
glutathioselenol
(2Z)-2-(acetamidomethylene)succinate
3-hydroxy-2-methylpyridine-5-carboxylate
3-hydroxy-2-methylpyridine-4,5-dicarboxylate
5-formyl-3-hydroxy-2-methylpyridine-4-carboxylate
2-keto-L-gulonate
1,3-propanediol
2-dehydro-6-phospho-D-gluconate
L-xylo-hex-3-ulono-1,4-lactone
6-aminohexanoate cyclic dimer
6-oxohexanoate
adipate
N5-carboxyaminoimidazole ribonucleotide
5-dehydro-2-deoxy-D-gluconate
5-dehydro-2-deoxy-D-gluconate 6-phosphate
4-(γ-L-glutamylamino)butanal
3-[(3aS,4S,5R,7aS)-5-hydroxy-7a-methyl-1-oxo-octahydro-1H-indene-4-carboxylate
(2E)-3-[(3aS,4S,5R,7aS)-5-hydroxy-7a-methyl-1-oxo-octahydro-1H-inden-4-yl]prop-2-enoyl-CoA
5-hydroxy-3-[(3aS,4S,5R,7aS)-7a-methyl-1,5-dioxo-octahydro-1H-inden-4-yl]propanoyl-CoA
3-[(3aS,4S,7aS)-7a-methyl-1,5-dioxo-octahydro-1H-inden-4-yl]propanoyl-CoA
3-[(3aS,4S,7aS)-7a-methyl-1,5-dioxo-octahydro-1H-inden-4-yl]propanoate
(2Z,4Z)-2-hydroxyhexa-2,4-dienoate
(S)-4-hydroxy-2-oxohexanoate
(1E,2Z)-3-hydroxy-5,9,17-trioxo-4,5:9,10-disecoandrosta-1 (10),2-dien-4-oate
3-oxo-5,6-didehydrosuberyl-CoA semialdehyde
3-oxo-5,6-didehydrosuberyl-CoA
2-oxepin-2(3H)-ylideneacetyl-CoA
2-(1,2-epoxy-1,2-dihydrophenyl)acetyl-CoA
butanoyl phosphate
N2-succinyl-L-ornithine
N2-succinyl-L-arginine
S-adenosyl-4-methylsulfanyl-2-oxobutanoate
2,5-diamino-6-(5-phospho-D-ribosylamino)pyrimidin-4(3H)-one
5-amino-6-(5-phospho-D-ribitylamino)uracil
5-amino-6-(5-phospho-D-ribosylamino)uracil
D-glycero-β-D-manno-heptose 1,7-bisphosphate
D-glycero-β-D-manno-heptose 1-phosphate
2-amino-3-carboxymuconate-6-semialdehyde
dialurate
1,6-anhydro-N-acetyl-β-muramate
(S)-5-amino-3-oxohexanoate
(3S,5S)-3,5-diaminohexanoate
autoinducer 2
core oligosaccharide-lipid A (E. coli K-12 core type)
propan-2-ol
(S)-4-amino-5-oxopentanoate
(R)-synephrine
octopamine
(2Z,4Z)-2-hydroxyhepta-2,4-dienedioate
(4S)-4-hydroxy-2-oxoheptanedioate
O-phosphoethanolamine
phosphocholine
N-succinyl-L,L-2,6-diaminopimelate
(4-hydroxyphenyl)acetate
2-hydroxy-5-carboxymethylmuconate semialdehyde
(5Z,8Z,11Z,14Z,17Z)-icosapentaenoyl-CoA
ectoine
4-amino-2-methyl-5-(diphosphooxymethyl)pyrimidine
thiamine phosphate
2-C-methyl-D-erythritol-2,4-cyclodiphosphate
formamide
2-methyl-1,4-benzoquinone
methyl-1,4-benzoquinol
β-D-ribosylnicotinate
5-deoxy-α-ribose 1-phosphate
S-ribosyl-L-homocysteine
(S)-2-amino-6-oxohexanoate
CO2
5-aminolevulinate
(2S)-2-isopropyl-3-oxosuccinate
4-methyl-2-oxopentanoate
carbamoyl phosphate
3-ethylmalate
2-oxovalerate
N-acetyl-β-D-glucosamine-1,6-anhydro-N-acetyl-β-D-muramate
O-ureido-L-homoserine
N-acetyl-L-glutamate 5-semialdehyde
phthalate
2,2'-disulfonyl azobenzene
3-[(4-amino-6-chloro-1,3,5-triazin-2-yl)amino]benzenesulfonate
α-ribazole
hydrogenobyrinate
(R)-1-amino-2-propanol O-2-phosphate
creatinine
(2S)-2-isopropylmalate
2-isopropylmaleate
(2R,3S)-3-isopropylmalate
3-(4-hydroxyphenyl)-3-oxo-propanoyl-CoA
preuroporphyrinogen
carbonic acid
2,3-didehydroadipyl-CoA
3S-(4-hydroxyphenyl)-3-hydroxy-propanoyl-CoA
(E)-4-coumaroyl-CoA
squalene
presqualene diphosphate
3-deoxy-D-glycero-2,5-hexodiulosonate
prephytoene diphosphate
2-deoxygluconate
3-dehydro-2-deoxy-D-gluconate
coniferaldehyde
H2O
γ-L-glutamyl 5-phosphate
nicotinate adenine dinucleotide
2-oleoylglycerol
(3R)-3-hydroxy-2-oxo-4 phosphooxybutanoate
3-phosphooxypyruvate
3-hydroxyanthranilate
N-Formyl-L-kynurenine
N-acetyl-D-muramate 6-phosphate
2-C-methyl-D-erythritol 4-phosphate
D-galactosamine-6-phosphate
N-acetyl-D-galactosamine 6-phosphate
ethanolamine
porphobilinogen
4-amino-4-deoxychorismate
(2Z,4E)-2-hydroxyhexa-2,4-dienedioate
urocanate
4-imidazolone-5-propanoate
enol-phenylpyruvate
(2-hydroxyphenyl)acetate
homogentisate
4-maleyl-acetoacetate
lipid A disaccharide (E. coli)
lipid IVA
2-amino-2-deoxy-D-gluconate 6-phosphate
DNA without lesion
L-selenocystathionine
diethylthiophosphate
2-(formamido)-N1-(5-phospho-β-D-ribosyl)acetamidine
5-amino-1-(5-phospho-β-D-ribosyl)imidazole
prephenate
dimethylthiophosphate
diethylphosphate
canavaninosuccinate
L-canavanine
L-arginino-succinate
adenosine 3',5'-bisphosphate
3-demethylubiquinol-6
5-dehydro-4-deoxy-D-glucarate
4-phosphooxy-L-threonine
(2S)-2-amino-3-oxo-4-phosphooxybutanoate
3-amino-1-hydroxyacetone 1-phosphate
(R)-4'-phosphopantothenate
(R)-4'-phosphopantothenoyl-L-cysteine
2-phosphoglycolate
1-deoxy-L-glycero-tetrulose 4-phosphate
sym-homospermidine
6-aminohexanoate linear dimer
6-aminohexanoate
nigerose
2-oxoglutaramate
4-hydroxy-2-nonenal
(L-threonylcarbamoyl)adenylate
coproporphyrinogen III
ADP-D-glycero-β-D-manno-heptose
ADP-L-glycero-β-D-manno-heptose
methylamine
nitrilotriacetate
iminodiacetate
orotidine 5'-phosphate
2-dehydro-3-deoxy-D-gluconate 6-phosphate
carbon monoxide
acetoacetate
2-dehydro-3-deoxy-D-galactonate
phosphonoacetate
2-dehydro-3-deoxy-D-gluconate
L-histidinol phosphate
2-keto-D-gluconate
3α,7α-dihydroxy-24-oxo-5β-cholestanoyl CoA
urea
urea-1-carboxylate
L-gulono-1,4-lactone
7,8-diaminopelargonate
5-dehydro-D-gluconate
meso-tartrate
L-tartrate
2-hydroxy-3-oxosuccinate
α-D-galactosyl-diphosphoundecaprenol
4-prenylphlorisobutyrophenone
3-hydroxypropanal
3-(O-geranylgeranyl)-sn-glycerol 1-phosphate
acetyl phosphate
3'-phosphoadenylyl-sulfate
adenosine 5'-phosphosulfate
adenosine 5'-phosphoselenate
acrylate
4-guanidinobutyramide
4-guanidinobutanoate
L-β-lysine
2,5-didehydro-D-gluconate
N2-succinyl-L-glutamate 5-semialdehyde
N2-succinylglutamate
3-oxopropanoate
3-ureidopropanoate
(E)-4-hydroxy-3-methylbut-2-en-1-yl diphosphate
5-enolpyruvoyl-shikimate 3-phosphate
(E)-3-(methoxycarbonyl)pent-2-enedioate
5-oxo-L-proline
2-maleylacetate
γ-butyrobetaine
5-hydroxytryptophol
(indol-3-yl)acetamide
butyramide
propionamide
acrylamide
5-phospho-β-D-ribosylamine
N1-(5-phospho-β-D-ribosyl)glycinamide
indole-3-glycol
indole-3-glycol aldehyde
(S)-2-aceto-2-hydroxybutanoate
isobutanol
3-methylbutanol
(S)-2-acetolactate
3-methylbutanal
2-methylbutanol
2-methylbutanal
2-phenylethanol
nicotine-1'-N-oxide
N,N-dimethylaniline
N,N-dimethylaniline-N-oxide
5-(methylsulfanyl)-α-D-ribose
S-methyl-5-thio-α-D-ribose 1-phosphate
5-(methylsulfanyl)-ribulose 1-phosphate
(S)-dihydroorotate
5-amino-6-(D-ribitylamino)uracil
dihydroxyacetone
hydrogenobyrinate a,c-diamide
glycerone phosphate
γ-glutamyl-L-putrescine
(E)-2-benzylidenesuccinyl-CoA
phosphoenolpyruvate
5-carboxymethyl-2-hydroxymuconate
(2-carboxy-2,5-dihydro-5-oxofuran-2-yl)-acetate
4-methyl-3-oxoadipate-enol-lactone
4-methyl-3-oxoadipate
(4,5-dihydro-5-oxofuran-2-yl)-acetate
6-phospho D-glucono-1,5-lactone
D-gluconate 6-phosphate
histidinal
histidinol
S-formylglutathione
methylsalicylate
salicyl alcohol
2-carboxymethyl-3-hydroxyphenylpropanoyl-CoA
benzoylsuccinyl-CoA
3-[(3aS,4S,5R,7aS)-5-hydroxy-7a-methyl-1-oxo-octahydro-1H-inden-4-yl]-3-hydroxypropanoyl-CoA
3-[(3aS,4S,5R,7aS)-5-hydroxy-7a-methyl-1-oxo-octahydro-1H-inden-4-yl]-3-oxopropanoyl-CoA
4-fumaryl-acetoacetate
glycolate
(R)-2,3-dihydroxy-3-methylpentanoate
(S)-3-methyl-2-oxopentanoate
dimethylsulfoniopropanoate
4-acetamidobutanal
4-acetamidobutanoate
D-glucurono-6,3-lactone
prop-2-ynal
propynoate
3,4-dihydroxyphenylacetaldehyde
3-methoxy-4-hydroxyphenylglycolaldehyde
3-deoxy-α-D-manno-2-octulosonate
α-D-glucosamine 1-phosphate
5-hydroxyindole acetaldehyde
5-hydroxyindole acetate
(indol-3-yl)pyruvate
(indol-3 yl)acetyl-CoA
3-deoxy-D-arabino-heptulosonate 7-phosphate
imidazole acetaldehyde
4-imidazoleacetate
4'-phosphopantetheine
5-methylcytosine
S-methyl-5'-thioadenosine
lipid X
(R)-pantothenate
citrate
3-methyl-2-oxobutanoate
2-dehydropantoate
hydrogen peroxide
β-nicotinate D-ribonucleotide
N-(5-phosphoribosyl)-anthranilate
quinolinate
anthranilate
dethiobiotin
pimeloyl-CoA
4-(γ-L-glutamylamino)butanoate
8-amino-7-oxononanoate
4-aminobutanoate
5,6-dimethylbenzimidazole
α-ribazole 5'-phosphate
glutathione disulfide
(S)-5-hydroxyisourate
(S)-2-oxo-4-hydroxy-4-carboxy-5-ureidoimidazoline
aminoacetone
isopentenyl diphosphate
prenyl diphosphate
succinate semialdehyde
oxaloacetate
mesaconate
D-erythro-imidazole-glycerol-phosphate
imidazole acetol-phosphate
dihydrolipoamide
S-acetyldihydrolipoamide
2-(α-hydroxyethyl)thiamine diphosphate
thiamine diphosphate
H2
3-deoxy-D-manno-octulosonate 8-phosphate
(S)-2,3,4,5-tetrahydrodipicolinate
N-succinyl-2-amino-6-ketopimelate
hydroxypyruvate
tartronate semialdehyde
(2E,4Z)-2-hydroxymuconate
(2Z,4E)-2-hydroxy-5-methyl-6-oxohexa-2,4-dienoate
2-hydroxy-6-oxohepta-2,4-dienoate
(2Z,4E)-2-hydroxy-6-oxohexa-2,4-dienoate
(2E,4Z)-2-hydroxy-6-oxohepta-2,4-dienoate
(2E)-2-hydroxypenta-2,4-dienoate
(3E)-2-oxopent-3-enoate
2-oxopent-4-enoate
(S)-4-hydroxy-2-oxopentanoate
(S)-ureidoglycolate
2-dehydro-3-deoxy-D-galactonate 6-phosphate
3-dehydroquinate
3-dehydroshikimate
shikimate
shikimate 3-phosphate
2,3,5,6-tetracholorophenol
xanthine
5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxylate
5'-phosphoribosyl-4-(N-succinocarboxamide)-5-aminoimidazole
N2-formyl-N1-(5-phospho-β-D-ribosyl)glycinamide
oxalosuccinate
4-pyridoxolactone
hydrogen selenide
O-acetyl-L-serine
N-acetylglutamyl-phosphate
(2E,6E)-farnesyl diphosphate
(glutathion-S-yl)-4-hydroxy-2-nonenal
DNA with lesion
phenylacetate
phosphonoacetaldehyde
(2-aminoethyl)phosphonate
adenosylcobalamin
cob(I)alamin
cobalt-factor III
cobalt-precorrin-3
cobalt-sirohydrochlorin
cobalt-precorrin-7
cobalt-precorrin-8
cobalt-precorrin-6B
cobalt-precorrin-6A
cobalt-precorrin-4
chlorophyllide a
protochlorophyllide a
Mg-protoporphyrin
adenosylcobalamin 5'-phosphate
cob(II)yrinate c-monoamide
cobyrinate
cobalt-precorrin-5A
cobalt-precorrin-5B
adenosylcobyrate
cob(II)yrinate a,c-diamide
adenosyl-cobinamide phosphate
adenosylcobinamide-GDP
cob(I)yrinate a,c-diamide
adenosyl-cob(III)yrinate a,c-diamide
cob(I)inamide
adenosylcobinamide
131-oxo-magnesium-protoporphyrin IX 13-monomethyl ester
3,8-divinyl protochlorophyllide a
131-hydroxy-magnesium-protoporphyrin IX 13-monomethyl ester
magnesium-protoporphyrin IX 13-monomethyl ester
protoheme
hydrogen cyanide
N2
uroporphyrinogen-I
coproporphyrinogen I
protoporphyrin IX
protoporphyrinogen IX
uroporphyrinogen-III
oxygen
hydrogen sulfide
2-chloroacetate
sn-glycerol 3-phosphate
sn-glycerol 1-phosphate
3-phospho-D-glyceroyl-phosphate
2,3-diphospho-D-glycerate
(R)-glycerate
3-phospho-D-glycerate
2-phospho-D-glycerate
Reactive Blue 5
dTDP-4-dehydro-6-deoxy-α-D-glucopyranose
(2R)-2,3-dihydroxy-3-methylbutanoate
α-D-glucosamine 6-phosphate
N-acetyl-D-mannosamine 6-phosphate
S-(4-hydroxy-nonenal-3-yl)-L-cysteinylglycine
1-oleoyl-2-lyso-glycerone phosphate
(R)-methylmalonate-semialdehyde
(S)-methylmalonate-semialdehyde
5,10-methenyltetrahydrofolate mono-L-glutamate
3-(all-trans-octaprenyl)benzene-1,2-diol
(S)-3-hydroxy-isobutanoate
2-octaprenylphenol
2-methoxy-6-(all-trans-octaprenyl)phenol
superoxide
monodehydroascorbate radical
nitric oxide
parathion
paraoxon
4-nitrophenol
1-chloro-2,4-dinitrobenzene
2,4-dinitrophenyl-S-glutathione
coenzyme A
molybdopterin
guanylyl molybdenum cofactor
MoO2-molybdopterin cofactor
7,8-dihydrofolate monoglutamate
N10-formyldihydrofolate
tetrahydropteroyl tri-L-glutamate
5,6,7,8-tetrahydrofolate
(6S)-5-formyl-tetrahydrofolate mono-L-glutamate
5,10-methylenetetrahydropteroyl mono-L-glutamate
10-formyl-tetrahydrofolate mono-L-glutamate
5-methyltetrahydropteroyl tri-L-glutamate
5-methyltetrahydropteroyl mono-L-glutamate
thiamine
L-ascorbate
nicotinamide
riboflavin
nicotinate
4-pyridoxate
pyridoxamine
pyridoxine
pyridoxine 5'-phosphate
pyridoxamine 5'-phosphate
pyridoxal 5'-phosphate
pyridoxal
L-carnitine
menadione
all-trans-retinol
adenine
guanine
2'-deoxyguanosine
2'-deoxyadenosine
2'-deoxyinosine
xanthosine
guanosine
adenosine
inosine
hypoxanthine
dAMP
dGMP
dITP
dGTP
dATP
dIDP
dGDP
dADP
IDP
GDP
ADP
AMP
IMP
XMP
GMP
ATP
ITP
GTP
precorrin-1
precorrin-5
precorrin-7
precorrin-8x
precorrin-6B
precorrin-6A
precorrin-4
precorrin-2
precorrin-3A
precorrin-3B
sirohydrochlorin
hydantoin
7,8-dihydrolumazine
6,7-dimethyl-8-(1-D-ribityl)lumazine
reduced riboflavin
FADH2
FMNH2
FAD
FMN
molybdopterin adenine dinucleotide
7,8-dihydroneopterin 3'-phosphate
7,8-dihydropterin
7,8-dihydroneopterin
7,8-dihydromonapterin
cyclic pyranopterin phosphate
7,8-dihydroneopterin 3'-triphosphate
6-(hydroxymethyl)-7,8-dihydropterin
(7,8-dihydropterin-6-yl)methyl diphosphate
7,8-dihydropteroate
uridine 2'3'-cyclic monophosphate
cytidine 2',3'-cyclic monophosphate
CDP-choline
UDP
UTP
dUDP
dUTP
dTDP
dCDP
dCTP
CDP
CTP
orotate
dTTP
5,6-dihydrothymine
5,6-dihydrouracil
dUMP
cytosine
uracil
dCMP
dTMP
cytidine-3'-monophosphate
uridine 3'-monophosphate
uridine
cytidine
2'-deoxycytidine
2'-deoxyuridine
thymidine
thymine
CMP
UMP
UDP-α-D-galacturonate
UDP-α-D-galactose
UDP-α-D-glucose
UDP-N-acetyl-α-D-muramoyl-L-alanyl-D-glutamate
UDP-3-O-(3-hydroxymyristoyl)-α-D-glucosamine
UDP-β-L-iduronate
UDP-N-acetyl-α-D-muramate
UDP-N-acetyl-α-D-muramoyl-L-alanine
UDP-N-acetyl-α-D-glucosamine-enolpyruvate
UDP-3-O-[(3R)-3-hydroxymyristoyl]-N-acetyl-α-D-glucosamine
UDP-2-N,3-O-bis[(3R)-3-hydroxytetradecanoyl]-α-D-glucosamine
UDP-α-D-galactofuranose
UDP-α-D-glucuronate
UDP-N-acetyl-α-D-muramoyl-L-alanyl-γ-D-glutamyl-L-lysyl-D-alanine
UDP-N-acetyl-α-D-muramoyl-L-alanyl-γ-D-glutamyl-L-lysyl-D-alanyl-D-alanine
UDP-N-acetyl-α-D-muramoyl-L-alanyl-γ-D-glutamyl-meso-2,6-diaminopimeloyl-D-alanyl-D-alanine
UDP-N-acetyl-α-D-muramoyl-L-alanyl-γ-D-glutamyl-meso-2,6-diaminopimelate
UDP-N-acetyl-α-D-glucosamine
dTDP-β-L-rhamnose
dTDP-4-dehydro-β-L-rhamnose
dTDP-α-D-glucose
CDP-α-D-glucose
4-(cytidine 5'-diphospho)-2-C-methyl-D-erythritol
2-phospho-4-(cytidine 5'-diphospho)-2-C-methyl-D-erythritol
5-fluorouracil
preQ1
(S)-1-pyrroline-5-carboxylate
baicalein
6,7-dehydrobaicalein
S-(hydroxymethyl)glutathione
dimethyl sulfide
S-methyl-L-methionine
methionol
3-(methylsulfanyl)propanal
3-dimethylsulfoniopropionaldehyde
glutathione
thiocyanate
methanethiol
S-sulfanylglutathione
5-(2-hydroxyethyl)-4-methylthiazole
4-methyl-5-(2-phosphooxyethyl)thiazole
taurine
L-cysteate
3-sulfopyruvate
3-(N-morpholino)propanesulfonate
isethionate
1-butanesulfonate
3-sulfocatechol
(R)-S-lactoylglutathione
preQ0
(indole-3-yl)acetonitrile
propionitrile
3-cyanopyridine
acrylonitrile
n-butyronitrile
salicylaldehyde
3-hexaprenyl-4-hydroxybenzoate
4-tyrosol
4-hydroxybenzoate
2-[(1R,6S)-1,6-dihydroxycyclohexa-2,4-dien-1-yl]acetyl-coA
salicyl-6-hydroxy-2-cyclohexene-on-oyl
6-hydroxy-2-cyclohexen-one-carboxylate
urate
3-methoxy-4-hydroxyphenylglycol
vanillyl mandelate
amino-parathion
methyl parathion
benzaldehyde
(4-hydroxyphenyl)acetaldehyde
phenylacetaldehyde
(indol-3-yl)acetaldehyde
indole
(1S,2R)-1-C-(indol-3-yl)glycerol 3-phosphate
2,6-dichlorohydroquinone
2,3,6-trichlorohydroquinone
menadiol
2,3,5,6-tetrachlorohydroquinone
caldariellaquinol
ubiquinol-10
ubiquinol-7
ubiquinol-6
ubiquinol-8
ubiquinol-9
menaquinol-8
demethylmenaquinol-8
3-demethylubiquinol-10
3-demethylubiquinol-7
3-demethylubiquinol-8
3-demethylubiquinol-9
6-methoxy-3-methyl-2-all-trans-octaprenyl-1,4-benzoquinol
2-methoxy-6-all trans-octaprenyl-1,4-benzoquinol
4-aminophenol
4-methylphenol
ferulate
trans-cinnamate
protocatechuate
salicylate
4-aminobenzoate
benzoate
3-acetylamino-4-hydroxybenzaldehyde
3-acetylamino-4-hydroxybenzoate
3-amino-4-hydroxybenzaldehyde
3-amino-4-hydroxybenzoate
tyramine
dopamine
L-dopa
3,4-dihydroxyphenylglycol
3,4-dihydroxyphenylacetate
3,4-dihydroxyphenylglycolaldehyde
3,4-dihydroxymandelate
4-methylcatechol
catechol
3-methylcatechol
pentachlorophenol
trimethyl sulfonium
sulfate
sulfite
selenite
selenate
selenide
thiosulfate
nitrite
nitrate
hydrogensulfite
hydrogencarbonate
molybdate
chloride
phosphonate
phosphate
diphosphate
triphosphate
Fe3+
ammonium
K+
H+
Cu2+
Co2+
Fe2+
Mo2+
Mg2+
L-α-amino-ε-keto-pimelate
L-kynurenine
L-serine
creatine
β-alanine
(R)-3-amino-2-methylpropanoate
(S)-3-amino-2-methylpropanoate
L-leucine
glycine
L-glutamine
L-proline
L-alanine
L-glutamate
D-glutamate
L-lysine
L-histidine
L-arginine
L-aspartate
L-cysteine
L-asparagine
L-threonine
L-tyrosine
L-phenylalanine
L-tryptophan
cis-4-hydroxy-D-proline
D-aspartate
D-proline
D-alanine
S-sulfanyl-L-cysteine
L-saccharopine
L-aspartyl-4-phosphate
seleno-L-homocysteine
L-2-amino-3-oxobutanoate
L-threonine 3-O-phosphate
3-phospho-L-serine
sarcosine
(2S, 3S)-3-methylaspartate
N-carbamoylglycine
N6-acetyl-N6-hydroxy-L-lysine
formyl-L-isoglutamine
N-formyl-L-glutamate
N-formimino-L-glutamate
N-acetyl-L-aspartate
N-acetyl-L-ornithine
N-acetyl-L-citrulline
N-acetyl-L-methionine
N-acetyl-L-glutamate
N6-hydroxy-L-lysine
N-carbamoyl-L-aspartate
trans-4-hydroxy-L-proline
3-hydroxy-L-kynurenine
O-acetyl-L-homoserine
L-citrulline
L-isoleucine
L-valine
L-cystine
hypoglycin A
L-ornithine
L-glutamate-5-semialdehyde
L-homocysteine
L-canaline
L-homoserine
O-phospho-L-homoserine
O-succinyl-L-homoserine
S-adenosyl-L-methionine
L-aspartate 4-semialdehyde
1-aminocyclopropane-1-carboxylate
S-adenosyl-L-homocysteine
S-sulfo-L-cysteine
S-(4-hydroxy-nonenal-3-yl)-L-cysteine
meso-diaminopimelate
L-selenocysteine
L-methionine
L-isoglutamine
L,L-diaminopimelate
L-cystathionine
L-2,4-diaminobutanoate
leukotriene-D4
leukotriene-E4
butanoate
octanoate
(2E,6E)-farnesoate
oleate
(3E,5Z)-tetradecadienoate
(9Z,12Z)-15,16-epoxyoctadeca-9,12-dienoate
(9Z,12Z)-15,16-dihydroxyoctadeca-9,12-dienoate
(12Z,15Z)-9,10-epoxyoctadeca-12,15-dienoate
(12Z,15Z)-9,10-dihydroxyoctadeca-12,15-dienoate
(9Z,15Z)-12,13-epoxy-octadeca-9,15-dienoate
(9Z,15Z)-12,13-dihydroxyoctadeca-9,15-dienoate
apo-4'-lycopenoate
di-homo-γ-linolenate
γ-linolenate
linoleate
(5Z,8Z,11Z,14Z,17Z)-icosapentaenoate
phytenate
stearate
palmitate
(3E)-2-oxohex-3-enedioate
chorismate
fumarate
succinate
(S)-malate
D-galactarate
D-glucarate
3-(carbamoylamino)-2-methylpropanoate
cis-homoaconitate
(2R,3S)-2-methylisocitrate
cis-aconitate
(2R)-homocitrate
(2S,3S)-2-methylcitrate
cis-2-methylaconitate
trans-aconitate
(3E,5R)-5-carboxy-2-oxohept-3-enedioate
3-carboxy-cis,cis-muconate
D-threo-isocitrate
(R)-3-hydroxybutanoate
(S)-lactate
(R)-lactate
acetate
pyruvate
formate
propanoate
3-oxoadipate
3-phenyl-2-oxopropanoate
3-(4-hydroxyphenyl)pyruvate
2-oxoglutarate
4-(methylsulfanyl)-2-oxobutanoate
2-oxobutanoate
glyoxylate
5-deoxy-D-glucuronate
allantoate
D-mannonate
D-gluconate
(R)-pantoate
D-tagaturonate
aldehydo-D-glucuronate
aldehydo-D-galacturonate
a coenzyme-A group
glycine betaine
betaine aldehyde
choline
choline sulfate
betaine aldehyde hydrate
4-[(Z)-2-aminoethenyl]phenol
4-[(E)-2-(methylamino)ethenyl]phenol
2-iminopropanoate
2-aminoprop-2-enoate
(2Z)-2-aminobut-2-enoate
agmatine
spermidine
putrescine
hippurate
methylglyoxal
diacetyl
acetone
dopaquinone
caldariellaquinone
(2E,6E)-farnesal
3-(N-morpholino)propanal
glycolaldehyde
1-propanal
isobutanal
acetaldehyde
1-octanal
butan-1-al
formaldehyde
(R)-lactaldehyde
(S)-lactaldehyde
phytenal
D-glyceraldehyde
α-D-glucopyranose
β-D-glucopyranose
aldehydo-D-mannose
β-D-mannopyranose
β-D-galactopyranose
α-D-galactopyranose
α-L-rhamnopyranose
β-L-rhamnopyranose
aldehydo-D-ribose
β-D-ribofuranose
α-D-ribofuranose
butan-1-ol
propan-1-ol
ethanol
methanol
phytol
glycerol
xylitol
D-sorbitol
D-mannitol
L-iditol
(3R)-linalool
(3S)-linalool
1D-chiro-inositol
scyllo-inositol
myo-inositol
1-keto-D-chiro-inositol
scyllo-inosose
1-amino-1-deoxy-scyllo-inositol
3D-(3,5/4)-trihydroxycyclohexane-1,2-dione
galactinol
D-galactosylononitol
D-ononitol
1D-myo-inositol 4-monophosphate
1D-myo-inositol 5-monophosphate
1D-myo-inositol 6-monophosphate
1D-myo-inositol 1-monophosphate
1D-myo-inositol 2-monophosphate
1D-myo-inositol 3-monophosphate
N1-citryl-N6-acetyl-N6-hydroxy-L-lysine
aerobactin
(3E,5Z)-tetradeca-3,5-dienoyl-CoA
(5E)-3-oxo-dodec-5-enoyl-CoA
(3E)-dec-3-enoyl-CoA
5-cis, 7-trans-3-oxo-tetradecadienoyl-CoA
(3Z,5E)-dodeca-3,5-dienoyl-CoA
4-trans-3-oxo-undecenoyl-CoA
2-trans-nonenoyl-CoA
6-trans-3-oxo-tridecenoyl-CoA
4-trans-undecenoyl-CoA
6-cis, 3-oxo-tridecenoyl-CoA
4-cis-undecenoyl-CoA
2-trans,6-cis-tridecadienoyl-CoA
(3E)-undec-2-enoyl-CoA
(3R)-hydroxy-undecanoyl-CoA
2-trans-6-trans-tridecadienoyl-CoA
2-trans, 4-trans-undecadienoyl-CoA
(3R)-hydroxy-nonanoyl-CoA
(3R)-hydroxy, 6-cis-tridecenoyl-CoA
(3R)-hydroxy, 6-trans-tridecenoyl-CoA
(3R)-hydroxy, 4-trans-undecenoyl-CoA
(3R)-hydroxy- 5-cis, 7-trans-tetradecadienoyl-CoA
(3R)-hydroxy-5-trans-dodecenoyl-CoA
6-O-α-mycolyl-trehalose 6-phosphate
α, α'-trehalose 6-α-mycolate
6-O-cis-methoxy-mycolyl-trehalose 6-phosphate
trehalose-cis-methoxy-mono-mycolate
6-O-trans-methoxy-mycolyl-trehalose 6-phosphate
trehalose-trans-methoxy-mono-mycolate
6-O-cis-keto-mycolyl-trehalose 6-phosphate
trehalose-cis-keto-mono-mycolate
6-O-trans-keto-mycolyl-trehalose 6-phosphate
trehalose-trans-keto-mono-mycolate
galactosyl-glucosyl-(heptosyl)3-Kdo2-lipid A-bisphosphate
galactosyl-(glucosyl)3-(heptosyl)3-Kdo2-lipid A-bisphosphate
galactosyl-(glucosyl)2-(heptosyl)3-Kdo2-lipid A-bisphosphate
glucosyl-(heptosyl)3-Kdo2-lipid A-bisphosphate
glucosyl-(heptosyl)3-Kdo2-lipid A-phosphate
glucosyl-(heptosyl)2-Kdo2-lipid A-phosphate
glucosyl-(heptosyl)2-Kdo2-lipid A
α-Kdo-(2->4)-α-Kdo-(2->6)-lipid IVA
heptosyl-Kdo2-lipid IVA
heptosyl-Kdo2-lipid A
(heptosyl)2-Kdo2-lipid A
α-D-Kdo-(2→4)-α-D-Kdo-(2→6)-lipid A
1-(oleoyl)-sn-glycero-3-phosphoethanolamine
1-oleoyl-sn-glycerol 3-phosphate
dioleoyl phosphatidate
trans,octacis-decaprenyl phosphate
di-trans,octa-cis-undecaprenyl phosphate
geranyl diphosphate
all-trans-nonaprenyl diphosphate
all-trans-octaprenyl diphosphate
all-trans-hexaprenyl diphosphate
all-trans-heptaprenyl diphosphate
all-trans-decaprenyl diphosphate
geranylgeranyl diphosphate
2-cis,6-trans,10-trans-geranylgeranyl diphosphate
mono-trans,octa-cis-decaprenyl diphosphate
di-trans,octa-cis-undecaprenyl diphosphate
apo-4'-lycopenal
15-cis-phytoene
all-trans-phytoene
(3S)-2,3-epoxy-2,3-dihydrosqualene
all-trans-retinyl palmitate
di-trans,octa-cis-undecaprenol
3-nonaprenyl-4-hydroxybenzoate
3-octaprenyl-4-hydroxybenzoate
3-heptaprenyl-4-hydroxybenzoate
3-decaprenyl-4-hydroxybenzoate
phlorisovalerophenone
deoxyhumulone
4-prenylphlorisovalerophenone
deoxycohumulone
leucodopachrome
betanidin
betanidin quinone
(S)-nicotine
1-(β-D ribofuranosyl)nicotinamide
5-dehydro-4-deoxy-D-glucuronate
raffinose
maltotriose
stachyose
maltotetraose
maltoheptaose
maltohexaose
maltopentaose
sucrose
melibiose
α,α-trehalose
keto-L-sorbose
keto-D-fructose
N-acetyl-α-D-glucosamine 1-phosphate
N-acetyl-β-D-glucosamine
β-D-fructofuranose
D-xylulose
decaprenyl-diphospho-N-acetylmuramoyl-pentapeptide
decaprenyl-pyrophosphoryl-(N-acetylglucosamine)-N-acetylmuramyl-(pentapeptide)
a peptidoglycan dimer (mycobacteria)
a peptidoglycan dimer (E. faeciums)
a peptidoglycan dimer (E. faecium, tetrapeptide)
a peptidoglycan dimer (S. aureus)
undecaprenyl-diphospho-N-acetylmuramoyl-L-alanyl-γ-D-glutamyl-L-lysyl- D-alanine
a peptidoglycan tetramer with a D,D cross-link (Enterococcus faecium)
a peptidoglycan with D,D cross-link (S. aureus)
a peptidoglycan with D,D cross-links (mycobacteria)
a peptidoglycan with L,D cross-links (mycobacteria)
a peptidoglycan dimer (meso-diaminopimelate containing)
a peptidoglycan with D,D cross-links (meso-diaminopimelate containing)
ditrans,octacis-undecaprenyldiphospho-N-acetyl-(N-acetylglucosaminyl)muramoyl-L-alanyl-γ-D-isoglutaminyl-N-(β-D-asparatyl)-L-lysyl-D-alanyl-D-alanine
ditrans,octacis-undecaprenyldiphospho-N-acetyl-(N-acetyl-β-D-glucosaminyl)muramoyl-L-alanyl-γ-D-glutamyl-L-lysyl-D-alanyl-D-alanine
ditrans,octacis-undecaprenyldiphospho-N-acetyl-(N-acetylglucosaminyl)muramoyl-L-alanyl-γ-D-isoglutaminyl-N-(β-D-asparaginyl)-L-lysyl-D-alanyl-D-alanine
ditrans,octacis-undecaprenyldiphospho-N-acetyl-(N-acetylglucosaminyl)muramoyl-L-alanyl-γ-D-isoglutaminyl-N-(β-D-asparaginyl)-L-lysyl-D-alanine
ditrans,octacis-undecaprenyldiphospho-N-acetyl-(N-acetylglucosaminyl)muramoyl-L-alanyl-γ-D-isoglutaminyl-L-lysyl-(glycyl)5-D-alanyl-D-alanine
ditrans,octacis-undecaprenyldiphospho-[(N-acetyl-β-D-glucosaminyl)-(1,4)-]-N-acetyl-α-D-muramoyl-L-alanyl-γ-D-glutamyl-meso-2,6-diaminopimeloyl-D-alanyl-D-alanine
GlcNAc-1,6-anhMurNAc-L-Ala-γ-D-Glu-DAP-D-Ala
D-ribulose-1,5-bisphosphate
undecaprenyl-diphospho-N-acetylmuramoyl-L-alanyl-γ-D-glutamyl-L-lysyl- D-alanyl-D-alanine
undecaprenyldiphospho-N-acetylmuramoyl-L-alanyl-γ-D-glutamyl-meso-2,6-diaminopimeloyl-D-alanyl-D-alanine
sucrose 6F-phosphate
α,α-trehalose 6-phosphate
CMP-3-deoxy-β-D-manno-octulosonate
GDP-α-D-glucose
ADP-α-D-glucose
GDP-4-dehydro-α-D-rhamnose
GDP-α-D-mannose
D-glyceraldehyde 3-phosphate
α-D-glucopyranose 1-phosphate
4-phospho-D-erythronate
D-sedoheptulose 1,7-bisphosphate
D-sedoheptulose 7-phosphate
D-erythrose 4-phosphate
1-(o-carboxyphenylamino)-1'-deoxyribulose 5'-phosphate
5-phospho-α-D-ribose 1-diphosphate
β-D-fructose 1,6-bisphosphate
D-tagatofuranose 1,6-bisphosphate
D-fructose 6-phosphate
D-tagatofuranose 6-phosphate
β-D-fructofuranose 6-phosphate
β-D-mannopyranose 6-phosphate
α-D-mannopyranose 6-phosphate
β-D-glucose 6-phosphate
α-D-glucose 6-phosphate
α-D-galactose 6-phosphate
β-D-galactose 6-phosphate
1-deoxy-D-xylulose 5-phosphate
D-xylulose 5-phosphate
aldehydo-D-arabinose 5-phosphate
D-ribulose 5-phosphate
aldehydo-D-ribose 5-phosphate
β-D-ribose 5-phosphate
α-D-ribose 5-phosphate
α-D-ribose-1-phosphate
2-deoxy-α-D-ribose 1-phosphate
L-rhamnulose 1-phosphate
β-D-glucopyranose 1-phosphate
β-D-fructofuranose 1-phosphate
α-D-mannose 1-phosphate
aldehydo-L-galactonate
L-idonate
D-galactonate
L-gulonate
guanosine 2',3'-cyclic monophosphate
adenosine 2',3'-cyclic monophosphate
cyclic-AMP
pppGpp
ppGpp
1-(5-phospho-β-D-ribosyl)-ATP
1-(5-phospho-β-D-ribosyl)-AMP
5'-deoxyadenosine
adenosine 3'-monophosphate
guanosine 3'-monophosphate
adenylo-succinate
NADH
NADPH
NAD+
NADP+
5-fluorocytosine
reduced β-nicotinamide D-ribonucleotide
β-nicotinamide D-ribonucleotide
2-sulfanyl-N6-dimethylallyladenosine37 in tRNA
2-methylsulfanyl-N6-dimethylallyladenosine37 in tRNA
cyclic di-3',5'-guanylate
glycerophosphoglycerol
glycerophosphoserine
sn-glycero-3-phosphoethanolamine
sn-glycero-3-phosphocholine
2-chloromaleylacetate
(S)-2-chloropropanoate
acetamide
6-caprolactam
(S)-(+)-allantoin
5-formamido-1-(5-phospho-D-ribosyl)-imidazole-4-carboxamide
5-amino-4-imidazolecarboxyamide
1-(5-phospho-β-D-ribosyl)-5-[(5-phosphoribosylamino)methylideneamino]imidazole-4-carboxamide
phosphoribulosylformimino-AICAR-phosphate
5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide
3-oxo-4-pregnene-20-carboxyl-CoA
3,22-dioxochol-4-en-24-oyl-CoA
3,24-dioxocholest-4-en-26-oyl-CoA
3-oxochol-4-en-24-oyl-CoA
24-hydroxy-3-oxocholest-4-en-26-oyl-CoA
3,4-dihydroxy-9,10-secoandrosta-1,3,5(10)-triene-9,17-dione
3-hydroxy-9,10-secoandrosta-1,3,5(10)-triene-9,17-dione
9α-hydroxyandrosta-1,4-diene-3,17-dione
androsta-1,4-diene-3,17-dione
androst-4-ene-3,17-dione
(+)-7-epi-jasmonate
methyl (indol-3-yl)acetate
(indol-3-yl)acetate
hypoglycin B
phenylacetyl-CoA
(S)-3-aminobutanoyl-CoA
isovaleryl-CoA
2-methylbutanoyl-CoA
(S)-3-hydroxy-3-methylglutaryl-CoA
isobutanoyl-CoA
dihomo γ-linolenoyl-CoA
succinyl-CoA
4-hydroxybenzoyl-CoA
(+)-7-epi-jasmonoyl-CoA
3-oxo-2-(cis-2'-pentenyl)-cyclopentane-1-(3-oxobutanoyl)-CoA
3-oxo-2-(cis-2'-pentenyl)-cyclopentane-1-butanoyl-CoA
3-oxo-2-(cis-2'-pentenyl)-cyclopentane-1-(3-oxohexanoyl)-CoA
3-oxo-2-(cis-2'-pentenyl)-cyclopentane-1-hexanoyl-CoA
3-oxo-2-(cis-2'-pentenyl)-cyclopentane-1-(3-oxooctanoyl)-CoA
acetyl-CoA
(2S)-methylsuccinyl-CoA
3-hydroxyisovaleryl-CoA
(2S,3S)-3-hydroxy-2-methylbutanoyl-CoA
(E)-2-methylcrotonoyl-CoA
(3S)-hydroxyadipyl-CoA
3-oxo-2-(cis-2'-pentenyl)-cyclopentane-1-(3R-hydroxybutanoyl)-CoA
3-oxo-2-(cis-2'-pentenyl)-cyclopentane-1-(E-buta-2-enoyl)-CoA
3-oxo-2-(cis-2'-pentenyl)-cyclopentane-1-(3R-hydroxyhexanoyl)-CoA
3-oxo-2-(cis-2'-pentenyl)-cyclopentane-1-(E-hexa-2-enoyl)-CoA
3-oxo-2-(cis-2'-pentenyl)-cyclopentane-1-(3R-hydroxyoctanoyl)-CoA
3-oxo-2-(cis-2'-pentenyl)-cyclopentane-1-(E-octa-2-enoyl)-CoA
methylacrylyl-CoA
2-methylacetoacetyl-CoA
malonyl-CoA
3-methylcrotonyl-CoA
3-methylglutaconyl-CoA
chenodeoxycholoyl-CoA
3α,7α,12α-trihydroxy-24-oxo-5-β-cholestanoyl CoA
choloyl-CoA
(2E,5Z)-tetradecenoyl-CoA
3'-dephospho-CoA
(3S)-citryl-CoA
(11Z,14Z,17Z)-3-oxoicosatrienoyl-CoA
(3R,11Z,14Z,17Z)-3-hydroxyicosatrienoyl-CoA
(R)-methylmalonyl-CoA
(S)-methylmalonyl-CoA
crotonyl-CoA
(2E)-oct-2-enoyl-CoA
(2E)-dec-2-enoyl-CoA
(E)-cinnamoyl-CoA
phytanoyl-CoA
(S)-malyl-CoA
(3Z)-dodec-3-enoyl-CoA
oleoyl-CoA
(S)-3-hydroxybutanoyl-CoA
(S)-3-hydroxyoctanoyl-CoA
(S)-3-hydroxydecanoyl-CoA
(S)-3-hydroxyhexanoyl-CoA
(S)-3-hydroxy-(5Z)-tetradecenoyl-CoA
(S)-3-hydroxyhexadecanoyl-CoA
(3R)-3-hydroxybutanoyl-CoA
(3R)-3-hydroxypentanoyl-CoA
cerotoyl-CoA
2-carboxy-cerotoyl-CoA
butanoyl-CoA
propanoyl-CoA
hexanoyl-CoA
decanoyl-CoA
lauroyl-CoA
octanoyl-CoA
palmitoyl-CoA
stearoyl-CoA
2-hydroxyphytanoyl-CoA
3-oxoadipyl-CoA
4-methyl-3-oxoadipyl-CoA
3-oxopentanoyl-CoA
acetoacetyl-CoA
3-oxooctanoyl-CoA
3-oxododecanoyl-CoA
3-oxodecanoyl-CoA
3-oxohexanoyl-CoA
3-oxo-(5Z)-tetradecenoyl-CoA
3-oxo-myristoyl-CoA
3-oxo-palmitoyl-CoA
(S)-3-hydroxy-isobutanoyl-CoA
L-galactono-1,4-lactone
trans-dienelactone
cis-dienelactone
D-galactono-1,4-lactone
D-glucono-1,5-lactone
(S)-NADHX
(R)-NADHX
L-alanyl-γ-D-glutamyl-meso-diaminopimelate
L-cysteinylglycine
γ-L-glutamyl-L-cysteine
D-alanyl-D-alanine
L-alanyl-γ-D-glutamyl-meso-2,6-diaminopimeloyl-D-alanine
4-(2-iminoethyl)phenol
4-[(2Z)-2-(methylimino)ethyl]phenol
2-iminosuccinate
2-iminobutanoate