You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule N-benzyl-4-[4-oxo-2-[2-oxo-2-[3-(trifluoromethyl)anilino]ethyl]sulfanylquinazolin-3-yl]butanamide ?
user
C28H25F3N4O3S
assistant