You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
methyl (4S)-4-[3-ethoxy-4-[(2R)-2-hydroxy-2-[(2E)-2-[[2-(naphthalen-1-ylmethoxy)naphthalen-1-yl]methylidene]hydrazinyl]ethoxy]phenyl]-6-methyl-2-oxo-3,4-dihydro-1H-pyrimidine-5-carboxylate is the IUPAC name of a molecule. Please give its molecular formula.
user
C39H38N4O7
assistant