Five triterpenoids were isolated and their structures were identified to be cauloside C (1), akebiasaponin D (2), akebiasaponin F (3), ursolic acid (4) and hederagenin (5).

• 分离鉴定了5个三萜类化合物：葳岩仙皂苷C(1)、木通皂苷D(2)、木通皂苷F(3)、熊果酸(4)和常春藤皂苷元(5)。