You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
6-(3,5-difluorophenyl)-4-N-[4-[2-(trifluoromethyl)pyridin-4-yl]oxyphenyl]pyrimidine-2,4-diamine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H14F5N5O
assistant