[{"from": "human", "value": "Provide a brief overview of this molecule. [C@H1][Branch1][#Branch2][C@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O][Branch1][=Branch1][C][=Branch1][C][=O][O][O]"}, {"from": "gpt", "value": "The molecule is a meso-tartrate(1-). It is an enantiomer of a (2S,3R)-3-carboxy-2,3-dihydroxypropanoate."}]