2-Chloro-4-cyano-6-(trifluoromethoxy)pyridine-3-sulfonamide
4-Bromo-3-iodo-6-(trifluoromethoxy)pyridine-2-carboxylic acid
2-Chloro-4-cyano-3-(trifluoromethoxy)pyridine-6-sulfonamide
2-Chloro-3-cyano-6-(trifluoromethoxy)pyridine-4-sulfonamide
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