[{"from": "human", "value": "Please give me some details about this molecule. [C][Branch1][#C][/C][=Branch1][#Branch1][=C][/C][=Branch1][C][=O][O][/C][=Branch1][C][=O][O][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is the cis-isomer of aconitic acid. It has a role as a fundamental metabolite. It is a conjugate acid of a cis-aconitate(3-)."}]