5-Chloro-3-(difluoromethyl)-2-fluoropyridine-4-acetonitrile
3-Chloro-4-(difluoromethyl)-2-hydroxy-5-iodopyridine
5-Chloro-3-(difluoromethyl)-4-fluoropyridine-2-acetonitrile
3-Bromo-2-(bromomethyl)-5-(difluoromethyl)pyridine-4-carboxylic acid
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