[{"from": "human", "value": "Provide a description of this molecule. [C][Branch1][O][C][=Branch1][C][=O][C][C][=Branch1][C][=O][O-1][C][=Branch1][C][=O][/C][=C][\\C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is an oxo dicarboxylate. It has a role as a human metabolite. It is functionally related to an oct-2-enedioate. It is a conjugate base of a 4-maleylacetoacetic acid."}]