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从刺梨中分离出两个五环三萜酯甙,通过光谱分析和衍生物的制备确定其为刺梨甙和野蔷薇甙,这两个化合物互为差向异构体。
Two pentacyclic triterpene ester oximes were isolated from Rosa roxburghii and identified by spectral analysis and the preparation of derivatives as citric acid and rosacea. These two compounds are epimers.