Methyl 6-bromo-3-(difluoromethyl)-4-iodopyridine-2-carboxylate
Methyl 2-bromo-5-(difluoromethyl)-3-iodopyridine-6-carboxylate
3-(Aminomethyl)-5-bromo-2-(difluoromethyl)pyridine-4-acetonitrile
Methyl 6-bromo-4-(difluoromethyl)-2-iodopyridine-3-carboxylate