2-(Difluoromethyl)-4-fluoropyridine-6-sulfonyl chloride
2,3-Dichloro-6-(difluoromethyl)-4-fluoropyridine
2-(Difluoromethyl)-4-fluoropyridine-3-sulfonyl chloride
2-(Difluoromethyl)-3-fluoropyridine-5-sulfonyl chloride
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