Ethyl 2-(aminomethyl)-3-bromo-4-(difluoromethyl)pyridine-6-acetate
Methyl 3-(aminomethyl)-6-bromo-2-(difluoromethyl)pyridine-4-acetate
Methyl 3-(aminomethyl)-6-bromo-4-(difluoromethyl)pyridine-2-acetate
5-Chloro-2-(difluoromethyl)-4-hydroxy-3-methylpyridine