[{"from": "human", "value": "Provide a brief overview of this molecule. [C][Branch1][#Branch1][C][C][=Branch1][C][=O][O-1][C][C@@][Branch1][#Branch1][C][C][=Branch1][C][=O][O-1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O]"}, {"from": "gpt", "value": "The molecule is a tricarboxylic acid trianion obtained by deprotonation of the three carboxy groups of (R)-dihomocitric acid; major structure at pH 7.3. It is a conjugate base of a (2R)-dihomocitric acid."}]