SMILES: C1[C@@H](C(=O)N1[C@H](C2=CC=C(C=C2)O)C(=O)[O-])NC(=O)[C@@H](C3=CC=C(C=C3)O)[NH3+]
Description: The molecule is an amino acid zwitterion resulting from a transfer of a proton from the carboxy group to the amino group of nocardicin G; major species at pH 7.3. It is a tautomer of a nocardicin G.