2-(Chloromethyl)-6-(difluoromethyl)pyridine-4-sulfonyl chloride
Ethyl 2-(difluoromethyl)-5-iodopyridine-4-carboxylate
2-(Chloromethyl)-4-(difluoromethyl)pyridine-5-sulfonyl chloride
Ethyl 2-(difluoromethyl)-4-iodopyridine-5-carboxylate
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