[{"from": "human", "value": "What can you tell me about this molecule? [C][C@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][C@][Branch1][#Branch1][C][C][=Branch1][C][=O][O-1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O]"}, {"from": "gpt", "value": "The molecule is a 2-methylcitrate(3-). It is a conjugate base of a (2R,3S)-2-methylcitric acid."}]