You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[4-[bis(4-fluorophenyl)methoxy]-2-fluorophenyl]-1-cyclohexylbenzimidazole-5-carboxylic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C33H27F3N2O3
assistant