Ethyl 2-(aminomethyl)-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 3-(aminomethyl)-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine-5-acetate
Methyl 2-(aminomethyl)-6-(difluoromethyl)-3-(trifluoromethoxy)pyridine-4-acetate
Methyl 2-(aminomethyl)-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-6-acetate