You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(3S)-3-cyclopropyl-1-[2-[(4-morpholin-4-ylpyridin-2-yl)amino]pyridin-4-yl]-2-oxopyrrolidine-3-carbonitrile is the IUPAC name of a molecule. Please give its molecular formula.
user
C22H24N6O2
assistant