2-Chloro-4-(difluoromethyl)pyridine-5-acetonitrile
2-Chloro-3-(difluoromethyl)pyridine-6-acetonitrile
6-Chloro-2-(difluoromethyl)pyridine-3-acetonitrile
2-Chloro-6-(difluoromethyl)pyridine-3-acetonitrile
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