4-Cyano-5-(difluoromethyl)-3-fluoro-2-(trifluoromethoxy)pyridine
Methyl 3-(bromomethyl)-2-cyano-4-(trifluoromethoxy)pyridine-5-acetate
Methyl 4-(aminomethyl)-3-cyano-2-(trifluoromethoxy)pyridine-6-acetate
4-Cyano-3-(difluoromethyl)-2-fluoro-5-(trifluoromethoxy)pyridine