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