2-Bromo-5-cyano-6-(difluoromethyl)pyridine-3-carbonyl chloride
4-(Aminomethyl)-2-bromo-6-(difluoromethyl)-3-iodopyridine
4-(Aminomethyl)-2-bromo-5-(difluoromethyl)-3-iodopyridine
6-Bromo-3-cyano-4-(difluoromethyl)pyridine-2-carbonyl chloride
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