Methyl 2-bromo-3-(bromomethyl)-4-(difluoromethyl)pyridine-5-carboxylate
5-Bromo-3-(difluoromethyl)-2-methoxypyridine-4-acetonitrile
3-Bromo-6-(bromomethyl)-2-(difluoromethyl)pyridine-5-carboxylic acid
5-Bromo-2-(bromomethyl)-4-(difluoromethyl)pyridine-3-carboxylic acid