3-Bromo-6-chloro-2-(chloromethyl)-5-(difluoromethyl)pyridine
5-Bromo-2-chloro-3-(chloromethyl)-6-(difluoromethyl)pyridine
4-Bromo-6-chloro-3-(chloromethyl)-2-(difluoromethyl)pyridine
4-Bromo-3-chloro-2-(chloromethyl)-6-(difluoromethyl)pyridine
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