3-Chloro-2-(difluoromethyl)pyridine-6-sulfonamide
4-(Chloromethyl)-6-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-sulfonamide
6-Chloro-2-(difluoromethyl)pyridine-3-sulfonamide
2-Chloro-4-(difluoromethyl)pyridine-6-sulfonamide
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