You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-(difluoromethoxy)-N-[2-[2-(2,6-dimethylmorpholin-4-yl)ethylamino]-2-oxoethyl]-3-methoxybenzamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C19H27F2N3O5
assistant