You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[2-(4-methylpiperazin-1-yl)ethyl]-3-[1-[6-(propylamino)pyrimidin-4-yl]piperidin-3-yl]propanamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H39N7O
assistant