[{"from": "human", "value": "Please give me some details about this molecule. [C][Branch1][#Branch1][C][C][=Branch1][C][=O][O-1][/C][=C][/C][=Branch1][C][=O][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a heptenedioate. It is a conjugate base of a 2-oxohept-3-enedioic acid."}]