[{"from": "human", "value": "Provide a description of this molecule. [C][C][Branch1][#C][C][Branch1][#Branch1][C][C][=Branch1][C][=O][O][C][=Branch1][C][=O][O][Branch1][=Branch1][C][=Branch1][C][=O][O][O]"}, {"from": "gpt", "value": "The molecule is a tricarboxylic acid that is butan-2-ol in which a hydrogen from each of positions 2, 3, and 4 has been replaced by carboxy groups. It is a tricarboxylic acid, a methylisocitric acid and a tertiary alcohol. It is a conjugate acid of a 3-hydroxybutane-1,2,3-tricarboxylate."}]