[{"from": "human", "value": "Describe this molecule. [C][=C][Branch1][=Branch1][N][C][=N][Ring1][Branch1][C][C][=Branch1][C][=O][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is an oxo carboxylic acid that is pyruvic acid in which one of the methyl hydrogens has been replaced by an imidazol-5-yl group. It is a member of imidazoles, an oxo carboxylic acid and a monocarboxylic acid. It is functionally related to a pyruvic acid. It is a conjugate acid of a 3-(imidazol-5-yl)pyruvate."}]