[{"from": "human", "value": "Please give me some details about this molecule. [C][=C][C][Branch1][=Branch1][O][C][Ring1][Branch1][=O][Branch1][#Branch1][C][C][=Branch1][C][=O][O-1][Cl]"}, {"from": "gpt", "value": "The molecule is the conjugate base of (2-chloro-5-oxo-2,5-dihydro-2-furyl)acetic acid; major species at pH 7.3. It is a conjugate base of a (2-chloro-5-oxo-2,5-dihydro-2-furyl)acetic acid."}]