3-(Aminomethyl)-2-cyano-6-(trifluoromethoxy)pyridine-5-acetonitrile
4-Cyano-2-nitro-6-(trifluoromethoxy)pyridine-3-carboxylic acid
6-(Aminomethyl)-2-cyano-3-(trifluoromethoxy)pyridine-4-acetonitrile
3-Cyano-5-nitro-6-(trifluoromethoxy)pyridine-2-carboxylic acid