You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(3R)-N-[(1R)-1-(4-chlorophenyl)ethyl]-1-(4-ethoxy-3-methylphenyl)sulfonylpiperidine-3-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C23H29ClN2O4S
assistant