You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[6-[(4-bromo-2-chlorophenyl)methyl]-7-fluoro-3-(oxan-4-ylmethyl)benzimidazol-5-yl]-2-(2-hydroxyethoxy)ethanone The above is the IUPAC name of a molecule. Write its molecular formula.
user
C24H25BrClFN2O4
assistant