You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
methyl 4-[[4-(2,4-dichlorophenyl)-2-[2-[4-[4-(trifluoromethoxy)phenyl]phenyl]ethenyl]imidazol-1-yl]methyl]benzoate is the IUPAC name of a molecule. Please give its molecular formula.
user
C33H23Cl2F3N2O3
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