[{"from": "human", "value": "Please give me some details about this molecule. [C][S+1][Branch1][C][C][C][C][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a sulfonium betaine obtained by deprotonation of the carboxy group of 3-dimethylsulfoniopropionic acid. It has a role as an osmolyte and a marine metabolite."}]