3-Bromo-4-chloro-2-(difluoromethyl)pyridine-6-acetonitrile
4-Bromo-6-cyano-2-(difluoromethyl)-3-methylpyridine
3-Bromo-5-chloro-4-(difluoromethyl)pyridine-2-acetonitrile
3-Bromo-2-chloro-6-(difluoromethyl)pyridine-4-acetonitrile
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