[{"from": "human", "value": "Could you provide a description of this molecule? [C][Branch1][#Branch2][C][Branch1][=Branch1][C][=Branch1][C][=O][O][O][S][=Branch1][C][=O][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is the C-sulfonato derivaive of lactic acid. It is functionally related to a rac-lactic acid. It is a conjugate acid of a 3-sulfonatolactate(2-)."}]