6-Amino-2,3-dibromo-5-(difluoromethyl)pyridine
4,6-Dichloro-2-(difluoromethyl)pyridine-3-sulfonamide
5-Amino-2,3-dibromo-4-(difluoromethyl)pyridine
2,4-Dichloro-5-(difluoromethyl)pyridine-3-sulfonamide
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