[{"from": "human", "value": "Could you provide a description of this molecule? [C][=N][C][=Branch1][P][=C][Branch1][Ring2][N][Ring1][Branch1][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N][S][=Branch1][C][=O][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N]"}, {"from": "gpt", "value": "The molecule is a L-cysteine derivative that is L-cysteine sulfoxide in which the hydrogen attached to sulfur is replaced by a 5-L-histidyl group. It has a role as a marine metabolite. It is a sulfoxide, a L-cysteine derivative, a L-histidine derivative and a non-proteinogenic L-alpha-amino acid. It is a tautomer of a S-(5-histidyl)cysteine sulfoxide dizwitterion."}]