6-Bromo-4-cyano-3-(difluoromethyl)-2-iodopyridine
3-Bromo-2-cyano-4-(difluoromethyl)-5-(trifluoromethyl)pyridine
4-Bromo-3-(difluoromethyl)-2-fluoropyridine-6-acetonitrile
3-Bromo-5-cyano-2-(difluoromethyl)pyridine-4-methanol
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