You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(3R,3'R,4'S,5'R)-5'-[2-[(2S)-2-(hydroxymethyl)pyrrolidin-1-yl]-2-oxoethyl]-4'-[(4-methoxyphenyl)-dimethylsilyl]-3'-methyl-1-[[4-(2-oxo-1,3-oxazolidin-3-yl)phenyl]methyl]spiro[indole-3,2'-oxolane]-2-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C38H45N3O7Si
assistant