Dimethylmatairesinol (compound 8) 是一种从Hernandia nymphaeifolia 的种子中分离出来的木脂素化合物。Dimethylmatairesinol 对 KKU-M156 和 HepG2 细胞系具有细胞毒性，IC50s 分别为 5.4 μM (Emax 59%) 和 5.2 μM (Emax 78%)。

Isololiolide has phytotoxicity, it inhibited seedling growth of cress and barnyard grass. It also showed in vitro activity against both trypomastigote and intracellular amastigotes of Trypanosoma cruzi, with IC50 values of 32 μM and 40 μM, respectively.

Ainsliadimer A, a sesquiterpene lactone dimer from Ainsliaea macrocephala, has antitumour activity and induces cell death in various cancer cells.