You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named [(2R)-1-[4-[[3-[2-(4-acetylphenoxy)ethoxy]-5-[[2-methyl-4-(piperidine-1-carbonyl)phenoxy]methyl]phenyl]methoxy]-3-methoxybenzoyl]piperidin-2-yl] cyanate by IUPAC nomenclature, provide its molecular formula.
user
C45H49N3O9
assistant