Ethyl 2-(aminomethyl)-6-bromo-5-(difluoromethyl)pyridine-3-carboxylate
Ethyl 2-(aminomethyl)-6-bromo-4-(difluoromethyl)pyridine-3-carboxylate
2-Bromo-3-(difluoromethyl)-6-iodopyridine-5-carbonyl chloride
2-Bromo-3-(difluoromethyl)-5-iodopyridine-6-carbonyl chloride