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