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从扁桃叶中分离得到１１个结晶性成分，经测定理化常数和波谱分析，确定其中５个，分别是蒲公英萜醇，木栓酮，β－谷甾醇，芒果甙和槲皮素，均为首次从该植物得到。
Eleven crystalline components were isolated from the leaves of almonds. Five physicochemical properties were determined, including dandelion sterols, thromboxins, β-sitosterol, mangoescene and quercetin. Obtained from this plant.