[{"from": "human", "value": "Describe this molecule. [C][=C][C][=Branch2][Ring2][#Branch1][=C][Branch2][Ring2][C][C][=C][Ring1][=Branch1][/C][=C][\\C][=Branch1][C][=O][O][C][Branch1][#C][C][Branch1][#Branch1][C][C][=Branch1][C][=O][O-1][C][=Branch1][C][=O][O-1][C][=Branch1][C][=O][O-1][O][O]"}, {"from": "gpt", "value": "The molecule is tricarboxylate anion of 2-caffeoylisocitric acid; major species at pH 7.3. It is a conjugate base of a 2-caffeoylisocitric acid."}]