You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[3-[[(3R,3'R,4'S,5'R)-5'-[2-[benzyl(2-hydroxyethyl)amino]-2-oxoethyl]-5-bromo-4'-[fluoro(dimethyl)silyl]-3'-methyl-2-oxospiro[indole-3,2'-oxolane]-1-yl]methyl]phenyl]benzamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C39H41BrFN3O5Si
assistant