Ethyl 4-(difluoromethyl)-2-iodopyridine-3-carboxylate
6-(Difluoromethyl)-2-iodopyridine-3-sulfonamide
6-(Difluoromethyl)-3-iodopyridine-2-sulfonamide
4-(Difluoromethyl)-3-methylpyridine-2-acetonitrile
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