SMILES: C1[C@@H](C(=O)N1[C@H](C2=CC=C(C=C2)O)C(=O)[O-])NC(=O)/C(=N\\O)/C3=CC=C(C=C3)OCC[C@@H](C(=O)[O-])[NH3+]
Description: The molecule is conjugate base of isonocardicin A zwitterion where both carboxy groups are deprotonated while the homoserine amino group is protonated. It is a conjugate base of an isonocardicin A zwitterion. It is a conjugate acid of an isonocardicin A(2-).