4-(Bromomethyl)-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-5-sulfonyl chloride
2-(Difluoromethyl)-3-iodopyridine-5-acetonitrile
5-(Difluoromethyl)-2-(fluoromethyl)-4-iodopyridine
4-(Difluoromethyl)-3-(fluoromethyl)-5-iodopyridine
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