4-Iodo-3-nitro-2-(trifluoromethoxy)pyridine-6-acetonitrile
3-Iodo-5-nitro-2-(trifluoromethoxy)pyridine-6-acetonitrile
3-(Aminomethyl)-2-iodo-6-(trifluoromethoxy)pyridine-4-acetonitrile
2-(Aminomethyl)-6-iodo-3-(trifluoromethoxy)pyridine-5-acetonitrile