You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (3S)-N-[3-propan-2-yl-7-(pyrimidin-4-ylamino)-1-[2-(2,2,2-trifluoroethoxy)ethyl]pyrazolo[4,3-d]pyrimidin-5-yl]pyrrolidine-3-carboxamide into molecular formula.
user
C21H26F3N9O2
assistant