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