You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[(4,6-dimethyl-2-oxo-1H-pyridin-3-yl)methyl]-3-[ethyl(oxan-4-yl)amino]-5-[3-fluoro-4-[(3-hydroxyazetidin-1-yl)methyl]phenyl]-2-methylbenzamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C33H41FN4O4
assistant