[{"from": "human", "value": "Create a molecule with the structure as the one described. The molecule is a monocarboxylic acid anion. It is functionally related to a glycolate. It is a conjugate base of a thioglycolic acid. It is a conjugate acid of a thioglycolate(2-)."}, {"from": "gpt", "value": "[C][Branch1][=Branch1][C][=Branch1][C][=O][O-1][S]"}]