[{"from": "human", "value": "What can you tell me about this molecule? [C][/C][=Branch1][#Branch1][=C][\\C][=Branch1][C][=O][O-1][/C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a dicarboxylic acid dianion that is the conjugate base of mesaconic acid. It has a role as a human metabolite and a plant metabolite. It is functionally related to a fumarate(2-). It is a conjugate base of a mesaconic acid."}]