3-Bromo-2-chloro-6-(difluoromethyl)pyridine-5-sulfonamide
5-Bromo-3-chloro-4-(difluoromethyl)pyridine-2-carbonyl chloride
2-Bromo-3-chloro-4-(difluoromethyl)-6-nitropyridine
3-Bromo-2-chloro-5-(difluoromethyl)pyridine-4-sulfonamide
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