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