[{"from": "human", "value": "Provide a brief overview of this molecule. [C][=C][C][=Branch1][#C][=C][C][=C][Ring1][=Branch1][C][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O][O]"}, {"from": "gpt", "value": "The molecule is a 2-hydroxycarboxylate that is obtained by removal of a proton from the carboxylic acid group of 4-hydroxymandelic acid. It is a 2-hydroxy carboxylate and a member of phenols. It is functionally related to a mandelate. It is a conjugate base of a 4-hydroxymandelic acid."}]