You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as 1-[2-[2-morpholin-4-yl-6-[4-(trifluoromethoxy)anilino]pyrimidin-4-yl]phenyl]ethanone using the IUPAC nomenclature.
user
C23H21F3N4O3
assistant