(+)-Phyllocladene, (+)-rimuene, (+)-isokaurene, (–)-sandaracopimaradiene, and (+)-manoyl oxide have been identified in the diterpenoid fraction of the oil, which contains in addition a new diterpene alcohol, which has been shown to be (–)-8β-hydroxy-sandaracopimar-15-ene.
                                    在该油的二
萜类馏分中鉴定出了(+)-邻苯二甲烯,(+)-rimuene,(+)-
异丁烯,(-)-三聚环氧
丙烷和(+)-环氧
丙烷,该油中还含有新的二萜醇,已显示为(–)-8β-羟基-sandaracopimar-15-ene。