Ethyl 5-bromo-2-(difluoromethyl)-4-hydroxypyridine-3-acetate
4-Bromo-5-(difluoromethyl)-2-methoxypyridine-3-acetonitrile
Ethyl 4-bromo-3-(difluoromethyl)-6-hydroxypyridine-2-acetate
4-Bromo-5-(difluoromethyl)-3-methoxypyridine-2-acetonitrile
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