3-Cyano-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine-5-acetonitrile
Methyl 4-cyano-3-(fluoromethyl)-2-(trifluoromethoxy)pyridine-5-acetate
6-Fluoro-4-methoxy-3-(trifluoromethoxy)pyridine-2-sulfonyl chloride
6-Cyano-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine-3-acetonitrile