[{"from": "human", "value": "Please give me some details about this molecule. [C][C][=Branch1][C][=C][C][C][C][C][=Branch1][Branch1][=C][C][Ring1][=Branch1][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is the monocarboxylic acid anion formed by loss of a proton from the carboxy group of perillic acid; principal microspecies at pH 7.3. It is a conjugate base of a perillic acid."}]