[{"from": "human", "value": "Provide a brief overview of this molecule. [C@H1][Branch2][Ring1][#Branch1][C@H1][Branch2][Ring1][C][C][=Branch1][C][=O][O][C@@H1][Ring1][=Branch1][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O][O][O]"}, {"from": "gpt", "value": "The molecule is a carbohydrate acid anion resulting from the removal of a proton from the carboxylic acid group of D-glucaro-1,4-lactone; major species at pH 7.3. It is a conjugate base of a D-glucaro-1,4-lactone."}]