You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule [(3S)-3-(3,4-difluorophenyl)-3-[2-[4-(1-methylsulfonylpiperidin-4-yl)piperidin-1-yl]ethyl]piperidin-1-yl]-phenylmethanone .
user
C31H41F2N3O3S
assistant