[{"from": "human", "value": "Provide a description of this molecule. [C][Branch1][#Branch2][C][Branch1][=Branch1][C][=Branch1][C][=O][O][O][C][=Branch1][C][=O][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is an oxo dicarboxylic acid comprising glutaric acid having oxo- and hydroxy substituents at the 2- and 4-positions respectively. It is functionally related to a glutaric acid. It is a conjugate acid of a 4-hydroxy-2-oxoglutarate(1-)."}]