3,5-Dibromo-2-(difluoromethyl)-6-fluoropyridine
4,5-Dibromo-2-(difluoromethyl)-3-fluoropyridine
3-(Difluoromethyl)-5-fluoropyridine-4-carbonyl chloride
5-(Difluoromethyl)-4-fluoropyridine-2-carbonyl chloride
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