You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[3-(2,4-dichlorophenyl)-3-[4-(trifluoromethyl)phenyl]sulfanylpropyl]imidazole;1H-imidazole The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H19Cl2F3N4S
assistant