5-Bromo-2-(difluoromethyl)-4-methoxypyridine-3-sulfonamide
4-Bromo-5-(difluoromethyl)-2-methoxypyridine-3-sulfonamide
Ethyl 2-bromo-3-(difluoromethyl)-4-iodopyridine-6-acetate
Ethyl 3-bromo-5-(bromomethyl)-6-(difluoromethyl)pyridine-2-acetate
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