[{"from": "human", "value": "Provide a description of this molecule. [C][NH2+1][C][C@@H1][Branch1][S][C][=C][C][=Branch1][=Branch2][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][O][C][O]"}, {"from": "gpt", "value": "The molecule is conjugate acid of L-metanephrine (N-methyl-L-normetanephrine); major microspecies at pH 7.3. It is a conjugate acid of a L-Metanephrine."}]