You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[4-[6-(2,4-dimethoxyanilino)pyrimidin-4-yl]oxypiperidin-1-yl] propan-2-yl carbonate is the IUPAC name of a molecule. Please give its molecular formula.
user
C21H28N4O6
assistant