4-Chloro-6-methoxy-3-(trifluoromethoxy)pyridine-2-sulfonamide
5-Chloro-4-methoxy-3-(trifluoromethoxy)pyridine-2-sulfonamide
3-Chloro-4-methoxy-2-(trifluoromethoxy)pyridine-5-sulfonamide
3-Chloro-2-methoxy-5-(trifluoromethoxy)pyridine-6-sulfonamide
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