[{"from": "human", "value": "Describe this molecule. [C][=C][C][=Branch1][S][=C][C][=C][Ring1][=Branch1][C][C][Branch1][=Branch1][C][=Branch1][C][=O][O][N][O][P][=Branch1][C][=O][Branch1][C][O][O]"}, {"from": "gpt", "value": "The molecule is a non-proteinogenic alpha-amino acid that is tyrosine phosphorylated at the phenolic hydroxy group. It is an O-phosphoamino acid, a tyrosine derivative, a non-proteinogenic alpha-amino acid and an aromatic amino acid. It is a conjugate acid of an O(4)-phosphonatotyrosine(2-)."}]