[{"from": "human", "value": "Provide a description of this molecule. [C][O][C][=C][Branch2][Ring1][Ring1][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N][O]"}, {"from": "gpt", "value": "The molecule is a L-tyrosine derivative that is the 3-methoxy derivative of L-dopa. It has a role as a human metabolite. It is a L-tyrosine derivative, a monomethoxybenzene and a non-proteinogenic L-alpha-amino acid. It is functionally related to a L-dopa. It is a tautomer of a 3-O-methyldopa zwitterion."}]