2-(Chloromethyl)-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-4-acetonitrile
3-Bromo-4-(difluoromethyl)pyridine-2-methanol
3-Cyano-4-(difluoromethyl)pyridine-5-sulfonyl chloride
3-Cyano-2-(difluoromethyl)pyridine-5-sulfonyl chloride
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