Methyl 3-bromo-6-(difluoromethyl)-2-iodopyridine-4-acetate
6-Bromo-3-(chloromethyl)-2-(difluoromethyl)-4-methoxypyridine
Methyl 3-bromo-6-(difluoromethyl)-4-iodopyridine-2-acetate
Methyl 6-(aminomethyl)-3-bromo-2-(difluoromethyl)pyridine-4-carboxylate