Ethyl 4-(difluoromethyl)-2-hydroxy-6-iodopyridine-3-carboxylate
Methyl 3-(chloromethyl)-4-(difluoromethyl)-2-fluoropyridine-6-acetate
Methyl 3-(difluoromethyl)-4-hydroxy-6-iodopyridine-2-acetate
5-(Difluoromethyl)-4-fluoro-3-(trifluoromethyl)pyridine-2-acetonitrile