Methyl 5-(aminomethyl)-2-bromo-3-(difluoromethyl)pyridine-4-carboxylate
Methyl 4-(aminomethyl)-3-bromo-6-(difluoromethyl)pyridine-2-carboxylate
Methyl 4-(aminomethyl)-3-bromo-5-(difluoromethyl)pyridine-2-carboxylate
4-(Bromomethyl)-2-chloro-3-cyano-6-(difluoromethyl)pyridine