Ethyl 2-chloro-4-(difluoromethyl)-5-fluoropyridine-3-carboxylate
Methyl 6-(aminomethyl)-2-bromo-3-(difluoromethyl)pyridine-4-carboxylate
Methyl 6-(aminomethyl)-2-bromo-4-(difluoromethyl)pyridine-3-carboxylate
2-Bromo-3-(bromomethyl)-6-(difluoromethyl)pyridine-4-acetonitrile