You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(4-morpholin-4-ylphenyl)-2-[2-oxo-4-(trifluoromethyl)chromen-7-yl]oxyacetamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C22H19F3N2O5
assistant