4-Bromo-2-chloro-3-(difluoromethyl)pyridine-6-carbonyl chloride
4-Bromo-6-(bromomethyl)-2-chloro-3-(difluoromethyl)pyridine
3-Bromo-4-chloro-6-(difluoromethyl)pyridine-2-carbonyl chloride
4-Bromo-2-(bromomethyl)-5-chloro-3-(difluoromethyl)pyridine
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