Ethyl 2-(difluoromethyl)-6-nitro-3-(trifluoromethoxy)pyridine-4-carboxylate
3-(Aminomethyl)-2-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-5-acetonitrile
2-(Aminomethyl)-5-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-3-acetonitrile
3-(Aminomethyl)-6-(difluoromethyl)-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine