3-Cyano-5-(difluoromethyl)pyridine-4-acetonitrile
5-Bromo-4-(difluoromethyl)pyridine-2-carbonyl chloride
3-Cyano-4-(difluoromethyl)pyridine-5-acetonitrile
2-Bromo-3-(difluoromethyl)pyridine-6-carbonyl chloride
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