5-Cyano-2-methoxy-3-(trifluoromethoxy)pyridine-4-sulfonamide
6-Cyano-3-hydroxy-2-(trifluoromethoxy)pyridine-4-acetonitrile
Ethyl 3-cyano-2-hydroxy-5-(trifluoromethoxy)pyridine-6-carboxylate
4-Cyano-3-methoxy-2-(trifluoromethoxy)pyridine-5-sulfonamide