You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 3-chloro-N-[2-[4-oxo-5-[[3-(trifluoromethyl)phenyl]methyl]pyrazolo[3,4-d]pyrimidin-1-yl]ethyl]benzamide by IUPAC nomenclature, provide its molecular formula.
user
C22H17ClF3N5O2
assistant