Ethyl 2,5-dibromo-4-(difluoromethyl)pyridine-3-carboxylate
Methyl 3-(difluoromethyl)-5-iodopyridine-4-carboxylate
4-(Bromomethyl)-2-(difluoromethyl)pyridine-3-acetonitrile
Ethyl 4,6-dibromo-2-(difluoromethyl)pyridine-3-carboxylate
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