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