4-Cyano-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-acetonitrile
3-Cyano-5-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-2-acetonitrile
2-Chloro-3-nitro-5-(trifluoromethoxy)pyridine-6-sulfonyl chloride
3-Chloro-4-nitro-6-(trifluoromethoxy)pyridine-2-carboxylic acid