You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as N-[1-(7-chloro-3-methyl-4-oxoquinazolin-2-yl)ethyl]-N-pentylfuran-2-carboxamide using the IUPAC nomenclature.
user
C21H24ClN3O3
assistant