中文摘要：

利用各种色谱技术从佩氏灵芝中分离得到5个化合物,结合波谱学方法鉴定了它们的结构,分别为：petchinoids A-C（1-3）、2,5-二羟基苯乙酮（4）和银桦内酯（5）。其中化合物1-3是新化合物。

英文摘要：

Three new triterpenoids,petchinoids A-C（ 1-3）,along with two known phenolic compounds 2,5-dihydroxyacetophenone（ 4） and grevillone（ 5）,were isolated from the fruiting bodies of Ganoderma petchii. Their structures were identified as by means of spectroscopic methods.