5-Difluoromethyl-2-iodo-4-(trifluoromethyl)pyridine
4-Difluoromethyl-5-iodo-2-(trifluoromethyl)pyridine
4-Difluoromethyl-3-iodo-2-(trifluoromethyl)pyridine
2,4-Difluoropyridine-3-sulfonyl chloride
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