[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][Branch1][#Branch2][C][Branch1][C][C][C][=Branch1][C][=O][O-1][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a dicarboxylic acid dianion resulting from the deprotonation of the two carboxy groups of 2,3-dimethylsuccinic acid ; major species at pH 7.3. It is a conjugate base of a 2,3-dimethylsuccinic acid."}]