Ethyl 3-bromo-2-(difluoromethyl)-5-hydroxypyridine-4-acetate
3-Bromo-2-(difluoromethyl)-6-fluoropyridine-5-carbonyl chloride
Ethyl 3-bromo-2-(difluoromethyl)-4-hydroxypyridine-5-acetate
2-Bromo-6-(difluoromethyl)-5-iodo-3-nitropyridine
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