You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-bromo-N-[4-[(2-methyl-1,3-benzothiazol-5-yl)oxy]phenyl]-6-(trifluoromethyl)-1H-benzimidazol-2-amine is the IUPAC name of a molecule. Please give its molecular formula.
user
C22H14BrF3N4OS
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