You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by N-methyl-1-[5-[1-(5-methylthiophen-2-yl)sulfonylpyrrolidin-2-yl]-1,2,4-oxadiazol-3-yl]propan-2-amine;hydrochloride ?
user
C15H23ClN4O3S2
assistant