You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by N'-[(E)-[2-(2-morpholin-4-yl-2-oxoethoxy)phenyl]methylideneamino]-N-[3-(trifluoromethyl)phenyl]oxamide ?
user
C22H21F3N4O5
assistant