3,6-Difluoro-4-(difluoromethyl)pyridine-2-sulfonyl chloride
2-Amino-3-bromo-4-(difluoromethyl)-6-iodopyridine
4,6-Difluoro-3-(difluoromethyl)pyridine-2-sulfonyl chloride
4-Amino-3-(difluoromethyl)-2,6-diiodopyridine
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