You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-chloro-4-[(E)-3-(3,5-dichlorophenyl)-4,4,4-trifluorobut-1-enyl]-N-[1-(2,2,2-trifluoroethylsulfinyl)propan-2-yl]benzamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C22H18Cl3F6NO2S
assistant