Ethyl 2-bromo-5-(chloromethyl)-4-(difluoromethyl)pyridine-3-carboxylate
3-Bromo-5-(difluoromethyl)-2-methylpyridine-6-acetonitrile
5-Bromo-4-(difluoromethyl)-2-methylpyridine-3-acetonitrile
5-Bromo-4-(difluoromethyl)-3-methylpyridine-2-acetonitrile
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