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