You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-(6-methyl-1-piperidin-4-ylpyrazolo[3,4-d]pyrimidin-4-yl)-8-oxa-3-azabicyclo[3.2.1]octane;2,2,2-trifluoroethyl trichloromethanesulfonate is the IUPAC name of a molecule. Please give its molecular formula.
user
C20H26Cl3F3N6O4S
assistant