Ethyl 3-bromo-6-(difluoromethyl)-4-hydroxypyridine-2-acetate
4-Bromo-3-(difluoromethyl)-2-methylpyridine-5-sulfonamide
Ethyl 5-bromo-2-(difluoromethyl)-3-hydroxypyridine-6-acetate
4-Bromo-2-(difluoromethyl)-6-methylpyridine-3-sulfonamide
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