You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
ethyl 1-[7-methoxy-1-[3-[2-(trifluoromethyl)phenoxy]propyl]pyrazolo[4,3-d]pyrimidin-5-yl]pyrazole-4-carboxylate is the IUPAC name of a molecule. Please give its molecular formula.
user
C22H21F3N6O4
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