[{"from": "human", "value": "Describe this molecule. [C][=C][C][=Branch1][S][=C][C][=C][Ring1][=Branch1][C][C][=Branch1][C][=O][C][=Branch1][C][=O][O][N]"}, {"from": "gpt", "value": "The molecule is a 2-oxo monocarboxylic acid that is 3-(4-aminophenyl)propanoic acid which is substituted by an oxo group at position 2. It is a 2-oxo monocarboxylic acid and a substituted aniline. It is functionally related to a pyruvic acid. It is a conjugate acid of a 3-(4-aminophenyl)pyruvate."}]