2-Bromo-4-(difluoromethyl)-5-methylpyridine-3-acetonitrile
4-Bromo-6-(difluoromethyl)-3-methoxypyridine-2-acetonitrile
2-Bromo-3-(difluoromethyl)-6-methylpyridine-4-acetonitrile
4-Bromo-2-(difluoromethyl)-3-methoxypyridine-6-acetonitrile
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