a nascent peptidoglycan with D,D cross-links (meso-diaminopimelate containing)

SMILES:

CC(C)=CCCC(C)=CCCC(C)=CCCC(=CCCC(=CCCC(=CCCC(C)=CCCC(=CCCC(=CCCC(=CCCC(=CCOP(OP([O-])(=O)OC4(C(NC(=O)C)C(OC(C)C(=O)NC(C)C(=O)NC(C(=O)[O-])CCC(=O)NC(CCCC([N+])C([O-])=O)C(NC(C)C(=O)NC(C([O-])=O)CCCC(C(NC(C)C([O-])=O)=O)NC(=O)CCC(C(=O)[O-])NC(=O)C(C)NC(=O)C(C)OC2(C(OC1(OC(CO)C(O[R3])C(O)C(NC(=O)C)1))C(CO)OC(C(NC(=O)C)2)O[R2]))=O)C(OC3(OC(CO)C(O[R1])C(O)C(NC(=O)C)3))C(CO)O4))([O-])=O)C)C)C)C)C)C)C