You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name N-methyl-N-[4-[4-[2-(4-methylphenyl)ethyl]piperidin-1-yl]-4-oxobutyl]thiophene-2-sulfonamide into its molecular formula.
user
C23H32N2O3S2
assistant