2-Chloro-3,4-dibromo-6-(difluoromethyl)pyridine
4-Chloro-2,6-dibromo-3-(difluoromethyl)pyridine
4-Chloro-2,5-dibromo-3-(difluoromethyl)pyridine
3-Chloro-2,5-dibromo-4-(difluoromethyl)pyridine
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