You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(1-cyanocyclohexyl)-N-methyl-2-[(2R)-2-(piperidine-1-carbonyl)-2,3-dihydro-1,4-benzoxazin-4-yl]acetamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C24H32N4O3
assistant