[{"from": "human", "value": "Could you provide a description of this molecule? [C][Branch1][Branch2][C][C][C][=Branch1][C][=O][O-1][C][C][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a dicarboxylic acid dianion obtained by the deprotonation of both the carboxy groups of pimelic acid. It is a dicarboxylic acid dianion and a pimelate. It is a conjugate base of a pimelate(1-)."}]