You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance N,N-dicyclohexyl-4-[[3-[2-oxo-2-(propan-2-ylamino)ethyl]-2-(propan-2-ylcarbamoylamino)-4H-quinazolin-5-yl]oxy]butanamide .
user
C33H52N6O4
assistant