[{"from": "human", "value": "Provide a brief overview of this molecule. [C][Branch2][Ring1][Ring2][C][Branch1][N][/C][=C][/C][=Branch1][C][=O][C][=Branch1][C][=O][O-1][C][=Branch1][C][=O][O-1][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is tricarboxylate anion of (3E)-5-oxopent-3-ene-1,2,5-tricarboxylic acid. It is a conjugate base of a (3E)-5-oxopent-3-ene-1,2,5-tricarboxylic acid."}]