You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-[[4-(4-chlorophenyl)-2-[2-[4-[3-(trifluoromethyl)phenyl]phenyl]ethenyl]imidazol-1-yl]methyl]benzoic acid is the IUPAC name of a molecule. Please give its molecular formula.
user
C32H22ClF3N2O2
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