Methyl 5-(difluoromethyl)-2-hydroxy-3-(trifluoromethyl)pyridine-4-acetate
4-(Bromomethyl)-2-(difluoromethyl)-6-(trifluoromethyl)pyridine
Methyl 4-(difluoromethyl)-6-hydroxy-2-iodopyridine-3-acetate
4-(Difluoromethyl)-2-(fluoromethyl)-3-methylpyridine