Ethyl 3-bromo-6-(difluoromethyl)-4-iodopyridine-2-carboxylate
Ethyl 5-bromo-2-(difluoromethyl)-3-iodopyridine-6-carboxylate
2-(Aminomethyl)-6-bromo-3-(difluoromethyl)pyridine-4-carboxaldehyde
Ethyl 4-bromo-5-(difluoromethyl)-2-iodopyridine-3-carboxylate