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