You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance (1-methylpyrazol-4-yl)-(5-methylsulfonylspiro[6,7-dihydro-1H-imidazo[4,5-c]pyridine-4,4'-piperidine]-1'-yl)methanone .
user
C16H22N6O3S
assistant