2-Cyano-3-hydroxy-4-(trifluoromethoxy)pyridine-6-acetic acid
2-Fluoro-4-methyl-3-(trifluoromethoxy)pyridine-6-acetonitrile
3-Cyano-5-hydroxy-2-(trifluoromethoxy)pyridine-6-sulfonyl chloride
Methyl 3-cyano-4-hydroxy-2-(trifluoromethoxy)pyridine-5-carboxylate