You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (3R,4R,5S)-2-benzyl-4-[4-(4-methoxybutoxy)phenyl]-3-[[4-(3-methoxypropyl)-2,3-dihydro-1,4-benzoxazin-6-yl]methoxy]-5-tri(propan-2-yl)silyloxypiperidine-1-carboxylic acid by IUPAC nomenclature, provide its molecular formula.
user
C46H68N2O8Si
assistant