2-Amino-3-bromo-6-(difluoromethyl)pyridine-5-sulfonamide
Ethyl 2-amino-3-bromo-4-(difluoromethyl)pyridine-5-acetate
3-Amino-4-bromo-2-(difluoromethyl)pyridine-5-sulfonamide
3-Amino-2-bromo-5-(difluoromethyl)pyridine-6-sulfonamide
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