You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-amino-N-[(1S)-1-cyano-2-[4-[4-[[4-(2-oxaspiro[3.3]heptan-6-yl)piperazin-1-yl]methyl]phenyl]phenyl]ethyl]cyclohexane-1-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C33H43N5O2
assistant