[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][S][C][C][C@@H1][Branch2][Ring2][Ring1][C][=Branch1][C][=O][N][C@@H1][Branch1][#Branch2][C][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][N][C@@H1][Branch1][Branch1][C][C][S][C][C][=Branch1][C][=O][O][N]"}, {"from": "gpt", "value": "The molecule is a tripeptide consisting of L-methionine, L-phenylalanine and L-methionine residues joined in sequence by peptide linkages. It is functionally related to a L-phenylalanine and a L-methionine. It is a tautomer of a Met-Phe-Met zwitterion."}]