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