1-[4-acetyl-3-[2-bromo-1,1,2-trifluoro-2-[1,1,2,3,3,3-hexafluoro-2-(1,1,2,2,3,3,3-heptafluoropropoxy)propoxy]ethoxy]phenyl]-2-(4-ethylphenyl)ethanone;1-[4-acetyl-3-[2-bromo-1,1,2-trifluoro-2-[1,1,2,3,3,3-hexafluoro-2-(1,1,2,2,3,3,3-heptafluoropropoxy)propoxy]ethoxy]phenyl]-2-[4-[6-(methylamino)-1H-benzimidazol-2-yl]phenyl]ethanone;2-(4-aminophenyl)-3H-benzimidazol-5-amine;benzene-1,4-diamine;2-[2-bromo-1,1,2-trifluoro-2-[1,1,2,3,3,3-hexafluoro-2-(1,1,2,2,3,3,3-heptafluoropropoxy)propoxy]ethoxy]-4-formylchloranuidylbenzoyl chloride