5-Chloro-4-cyano-3-(trifluoromethoxy)pyridine-2-sulfonamide
3-Chloro-4-cyano-2-(trifluoromethoxy)pyridine-5-sulfonamide
3-Chloro-2-methyl-4-(trifluoromethoxy)pyridine-5-sulfonamide
3-Chloro-2-cyano-4-(trifluoromethoxy)pyridine-5-sulfonamide
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