[{"from": "human", "value": "Provide a brief overview of this molecule. [C][S+1][Branch1][C][C][C][C][O]"}, {"from": "gpt", "value": "The molecule is a sulfonium compound that is mercaptoethanol bearing two S-methyl substituents. It is a sulfonium compound, an organic cation and a primary alcohol. It is functionally related to a mercaptoethanol."}]