2-Hydroxy-5-(trifluoromethoxy)pyridine-4-sulfonamide
5-Methyl-4-(trifluoromethoxy)pyridine-2-sulfonyl chloride
2-Hydroxy-4-(trifluoromethoxy)pyridine-5-sulfonamide
4-Nitro-2-(trifluoromethoxy)pyridine-5-methanol
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