2-Bromo-3-(bromomethyl)-6-(difluoromethyl)pyridine-4-carboxaldehyde
6-Bromo-3-(chloromethyl)-2-(difluoromethyl)-4-nitropyridine
Methyl 2-bromo-5-(difluoromethyl)-3-methoxypyridine-6-acetate
Ethyl 4-bromo-2-(chloromethyl)-3-(difluoromethyl)pyridine-5-carboxylate