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 2-[6-chloro-3-(2,4-difluorophenyl)-4-oxoquinazolin-2-yl]sulfanyl-2-phenylacetamide using the IUPAC nomenclature.
user
C22H14ClF2N3O2S
assistant