[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][Branch2][Ring1][C][C][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O][P][=Branch1][C][=O][Branch1][C][O-1][O-1][S][=Branch1][C][=O][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a quadruply-charged carboxyalkyl phosphate oxoanion resulting from global deprotonation of O-phospho-3-sulfolactic acid; major microspecies at pH 7.3."}]