[{"from": "human", "value": "Create a molecule with the structure as the one described. The molecule is a haloacetate(1-) resulting from the deprotonation of the carboxy group of chloroacetic acid. It is functionally related to an acetate. It is a conjugate base of a chloroacetic acid."}, {"from": "gpt", "value": "[C][Branch1][=Branch1][C][=Branch1][C][=O][O-1][Cl]"}]