Methyl 3-bromo-2-(difluoromethyl)-5-hydroxypyridine-6-acetate
3-Bromo-5-(difluoromethyl)-4-iodo-2-nitropyridine
Methyl 3-bromo-2-(difluoromethyl)-4-hydroxypyridine-6-acetate
Methyl 6-bromo-2-(difluoromethyl)-3-hydroxypyridine-4-acetate
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