You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
benzyl 4-[2-benzyl-4-[4-[(2R)-2-benzyl-4-methoxy-6-oxo-2,3-dihydropyridin-1-yl]piperidin-1-yl]-6-oxo-2,3-dihydropyridin-1-yl]piperidine-1-carboxylate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C43H50N4O5
assistant