3-Cyano-2-methyl-4-(trifluoromethoxy)pyridine-5-sulfonamide
5-Cyano-3-iodo-4-(trifluoromethoxy)pyridine-2-acetonitrile
2-Cyano-5-hydroxy-6-(trifluoromethoxy)pyridine-3-sulfonamide
2-Cyano-6-methyl-3-(trifluoromethoxy)pyridine-4-sulfonamide
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