[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is an arenesulfonate that is the conjugate base of 4-(hydroxymethyl)benzenesulfonic acid, obtained by deprotonation of the sulfonic acid group. It is a conjugate base of a 4-(hydroxymethyl)benzenesulfonic acid."}, {"from": "gpt", "value": "[C][=C][C][=Branch1][Branch2][=C][C][=C][Ring1][=Branch1][C][O][S][=Branch1][C][=O][=Branch1][C][=O][O-1]"}]