3-Bromo-5-(difluoromethyl)-6-methoxypyridine-2-carbonyl chloride
3-Bromo-5-(difluoromethyl)-2-iodopyridine-6-sulfonamide
3-Bromo-5-(difluoromethyl)-4-methoxypyridine-2-carbonyl chloride
5-Bromo-4-(difluoromethyl)-3-iodopyridine-2-sulfonamide
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