3-Bromo-2-(difluoromethyl)-4-methoxypyridine-5-sulfonamide
2-Bromo-6-(difluoromethyl)-5-methoxypyridine-3-sulfonamide
Ethyl 5-bromo-4-(difluoromethyl)-2-fluoropyridine-3-acetate
2-Bromo-6-(difluoromethyl)-3-fluoro-5-methylpyridine
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