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