Methyl 2-bromo-3-(chloromethyl)-4-(difluoromethyl)pyridine-5-carboxylate
2-Bromo-5-(difluoromethyl)-3-methyl-6-nitropyridine
3-Bromo-6-(chloromethyl)-2-(difluoromethyl)pyridine-5-carboxylic acid
5-Bromo-3-(bromomethyl)-2-(difluoromethyl)-4-methylpyridine