[{"from": "human", "value": "Please give me some details about this molecule. [C][C][C][C][=Branch1][C][=O][/C][=C][/C][=C][Branch1][=Branch1][/C][=Branch1][C][=O][O][\\O-1]"}, {"from": "gpt", "value": "The molecule is a hydroxy monocarboxylic acid anion obtained by deprotonation of the carboxy group of 2-hydroxy-6-oxonona-2,4-dienoic acid; major species at pH 7.3. It is a 6-oxo monocarboxylic acid anion and a hydroxy monocarboxylic acid anion. It is a conjugate base of a 2-hydroxy-6-oxonona-2,4-dienoic acid."}]