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-[2-(2-cyanoethylsulfanyl)phenyl]-2-[(4R)-2',5'-dioxospiro[2,3-dihydro-1H-naphthalene-4,4'-imidazolidine]-1'-yl]acetamide ?
user
C23H22N4O3S
assistant