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 2,8-diazaspiro[4.5]decan-3-yl-[4-[(4-methylpyrazol-1-yl)methyl]piperidin-1-yl]methanone .
user
C19H31N5O
assistant