[{"from": "human", "value": "Describe this molecule. [C][C][Branch1][C][C][C][C][C][C][C][C][C][C][C][C][C][C][Branch1][=C][C][Branch1][#Branch2][C][S][=Branch1][C][=O][=Branch1][C][=O][O][N][O]"}, {"from": "gpt", "value": "The molecule is an organosulfonic acid."}]