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