You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[2-[2-[(E)-2-[3-(trifluoromethyl)phenyl]ethenyl]-3H-benzimidazol-5-yl]phenyl]propan-2-ol The above is the IUPAC name of a molecule. Write its molecular formula.
user
C25H21F3N2O
assistant