You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 1-(4-chlorophenyl)-4,4-dimethyl-3-(4-methylphenyl)-5-[3-(trifluoromethoxy)phenyl]imidazolidin-2-one by IUPAC nomenclature, provide its molecular formula.
user
C25H22ClF3N2O2
assistant