You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule N-benzylsulfonyl-1-(3-cyano-5-oxo-7H-furo[3,4-b]pyridin-2-yl)-4-methylpiperidine-4-carboxamide ?
user
C22H22N4O5S
assistant