[{"from": "human", "value": "What can you tell me about this molecule? [C][=Branch1][Ring1][=C][/Cl][\\C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a monocarboxylic acid anion that results from the removal of a proton from the carboxylic acid group of 3-chloroacrylic acid. It is a conjugate base of a 3-chloroacrylic acid."}]