4-Bromo-3-(difluoromethyl)-6-hydroxypyridine-2-acetic acid
3-Bromo-6-cyano-4-(difluoromethyl)pyridine-2-acetonitrile
4-Bromo-5-cyano-2-(difluoromethyl)pyridine-3-acetonitrile
4-Bromo-3-(difluoromethyl)-2-hydroxypyridine-5-acetic acid
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