Methyl 4-(aminomethyl)-3-(difluoromethyl)-2-(trifluoromethyl)pyridine-5-acetate
Methyl 4-(aminomethyl)-6-(difluoromethyl)-2-(trifluoromethyl)pyridine-3-acetate
Methyl 3-(aminomethyl)-2-(difluoromethyl)-5-(trifluoromethyl)pyridine-4-acetate
Methyl 3-(aminomethyl)-2-(difluoromethyl)-4-(trifluoromethyl)pyridine-6-acetate