[{"from": "human", "value": "Could you provide a description of this molecule? [C][Branch1][=Branch2][C][C][C][C][=Branch1][C][=O][O-1][C][C][C][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a dicarboxylic acid dianion obtained by deprotonation of both carboxy groups of of azelaic acid; major species at pH 7.3. It is a dicarboxylic acid dianion and an azelaate. It is a conjugate base of a nonanedioic acid."}]