2-Cyano-4-(difluoromethyl)-5-iodopyridine
4-(Bromomethyl)-2-(difluoromethyl)pyridine-5-acetonitrile
2-(Chloromethyl)-5-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-carboxylic acid
3-(Bromomethyl)-4-(difluoromethyl)pyridine-5-acetonitrile
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