You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(5R,8R)-8-thiophen-2-yl-5-[4-(trifluoromethoxy)phenyl]-1,5,7,8,9,10-hexahydropyrimido[4,5-b]quinoline-2,4,6-trione The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H16F3N3O4S
assistant