You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-methyl-1-[(2S)-2-[5-[4-[4-[2-[(2S)-1-(3-methylbutanoyl)pyrrolidin-2-yl]-1H-imidazol-5-yl]naphthalen-1-yl]phenyl]-1H-imidazol-2-yl]pyrrolidin-1-yl]butan-1-one The above is the IUPAC name of a molecule. Write its molecular formula.
user
C40H46N6O2
assistant