4-Amino-3-(difluoromethyl)pyridine-5-sulfonamide
3-Amino-2-(difluoromethyl)pyridine-5-sulfonamide
2-Amino-4-(difluoromethyl)pyridine-5-sulfonamide
3-(Chloromethyl)-6-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-2-sulfonamide
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