You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name ethyl 6-[4-(benzylsulfonylcarbamoyl)piperidin-1-yl]-5-cyano-2-propan-2-ylpyridine-3-carboxylate into its molecular formula.
user
C25H30N4O5S
assistant