Ethyl 2-bromo-6-(difluoromethyl)-4-hydroxypyridine-3-acetate
6-Bromo-2-(difluoromethyl)-4-fluoropyridine-3-carbonyl chloride
Ethyl 2-bromo-6-(difluoromethyl)-3-hydroxypyridine-4-acetate
Ethyl 6-bromo-3-(difluoromethyl)-2-hydroxypyridine-4-acetate
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