4-Cyano-3-(difluoromethyl)-6-fluoro-2-(trifluoromethoxy)pyridine
4-(Bromomethyl)-2-cyano-3-fluoro-5-(trifluoromethoxy)pyridine
Ethyl 5-cyano-2-hydroxy-3-(trifluoromethoxy)pyridine-4-carboxylate
4-Cyano-3-(difluoromethyl)-2-fluoro-6-(trifluoromethoxy)pyridine