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