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