You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (3S)-1-benzoyl-3-[2-[tert-butyl(dimethyl)-lambda4-sulfanyl]oxyethyl]-3-prop-2-enylpiperidin-2-one by IUPAC nomenclature, provide its molecular formula.
user
C23H35NO3S
assistant