Methyl 3-(difluoromethyl)-2-hydroxy-4-(trifluoromethyl)pyridine-6-acetate
Ethyl 4-(bromomethyl)-2-(difluoromethyl)-3-hydroxypyridine-5-carboxylate
Ethyl 5-(bromomethyl)-4-(difluoromethyl)-3-hydroxypyridine-2-carboxylate
Ethyl 6-(bromomethyl)-4-(difluoromethyl)-3-hydroxypyridine-2-carboxylate