3-Cyano-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-5-carboxaldehyde
Methyl 3-cyano-6-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-carboxylate
Methyl 2-fluoro-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-5-acetate
Methyl 4-cyano-5-(difluoromethyl)-3-(trifluoromethoxy)pyridine-2-carboxylate