You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule N-[5-morpholin-4-yl-2-[(1-pyrimidin-4-yl-1,2,4-triazol-3-yl)diazenyl]phenyl]prop-2-enamide .
user
C19H19N9O2
assistant