Methyl 3-(difluoromethyl)-6-fluoro-4-(trifluoromethoxy)pyridine-2-acetate
3-(Difluoromethyl)-2-fluoro-6-(trifluoromethoxy)pyridine-4-carboxaldehyde
Methyl 4-(difluoromethyl)-3-fluoro-2-(trifluoromethoxy)pyridine-5-acetate
Methyl 3-(difluoromethyl)-2-fluoro-4-(trifluoromethoxy)pyridine-5-acetate