Ethyl 4-bromo-2-(difluoromethyl)-5-methylpyridine-3-carboxylate
4-Bromo-5-(difluoromethyl)-2-methoxypyridine-3-carbonyl chloride
Ethyl 4-bromo-2-(difluoromethyl)-3-methylpyridine-5-carboxylate
Methyl 5-bromo-4-(bromomethyl)-2-(difluoromethyl)pyridine-3-acetate