[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C@@H1][Branch2][Ring1][O][C][=Branch1][C][=O][N][Ring1][Branch1][C@H1][Branch1][N][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][=Branch1][C][=O][O][N][C][=Branch1][C][=O][/C][=Branch1][Ring1][=N][\\O][/C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N]"}, {"from": "gpt", "value": "The molecule is a nocardicin in which the beta-lactam moiety is substituted at position 1 by a carboxy(4-hydroxyphenyl)methyl group and at position 3 by a [(2Z)-2-(hydroxyimino)-2-(4-hydroxyphenyl)acetyl]nitrilo group in which the phenolic hydroxy group is substituted by a (3S)-3-amino-3-carboxypropyl group. It is a dicarboxylic acid, a non-proteinogenic L-alpha-amino acid, a member of phenols, an aromatic ether and a nocardicin. It is functionally related to a L-homoserine and a D-4-hydroxyphenylglycine. It is a tautomer of an isonocardicin A zwitterion."}]