You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule N-(2-methylphenyl)-2-[[4-oxo-3-[4-(trifluoromethoxy)phenyl]-6,7-dihydrothieno[3,2-d]pyrimidin-2-yl]sulfanyl]acetamide .
user
C22H18F3N3O3S2
assistant