Methyl 4-cyano-2-(difluoromethyl)-5-(trifluoromethoxy)pyridine-3-acetate
Methyl 3-cyano-4-(difluoromethyl)-5-(trifluoromethoxy)pyridine-2-acetate
2-(Difluoromethyl)-4-fluoro-3-(trifluoromethoxy)pyridine-5-carboxaldehyde
5-(Difluoromethyl)-4-fluoro-3-(trifluoromethoxy)pyridine-2-methanol