[{"from": "human", "value": "Describe this molecule. [C@@H1][Branch1][#Branch2][C@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O]"}, {"from": "gpt", "value": "The molecule is a tartrate(2-). It is a conjugate base of a L-tartrate(1-). It is an enantiomer of a D-tartrate(2-)."}]