[{"from": "human", "value": "Please give me some details about this molecule. [C][C][=C][Branch1][#Branch1][C][=C][C][Ring1][=Branch1][O][C][C][=Branch1][C][=O][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a 2-oxo monocarboxylic acid anion that is the conjugate base of 3,4-dihydro-4-hydroxyphenylpyruvic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is functionally related to a pyruvate. It is a conjugate base of a 3,4-dihydro-4-hydroxyphenylpyruvic acid."}]