2-Bromo-4-(difluoromethyl)-3-iodopyridine-5-sulfonamide
2-Bromo-5-(difluoromethyl)-3-methyl-6-(trifluoromethyl)pyridine
5-Bromo-3-(difluoromethyl)-2-nitropyridine-4-carbonyl chloride
3-Bromo-2-(difluoromethyl)-4-nitropyridine-6-sulfonamide
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