[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O]"}, {"from": "gpt", "value": "The molecule is a hydroxy monocarboxylic acid anion. It is functionally related to an acetate. It is a conjugate base of a mandelic acid."}]