You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[1-[(3R,3'R,4'S,5'R)-5'-[2-[benzyl(2-hydroxyethyl)amino]-2-oxoethyl]-4'-[hydroxy(dimethyl)silyl]-3'-methyl-2-oxo-1-prop-2-enylspiro[indole-3,2'-oxolane]-5-yl]-4-oxoazetidin-2-yl] acetate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C33H41N3O8Si
assistant