从 Boenninghausenia japonica 中分离得到，具有抗细胞增殖活性，可用于癌症研究。

HEX3 is a fragment of the adenoviral hexon. Hexon is the major capsid protein of adenovirion and is comprised of three identical polypeptide chains.

Nortrachelogenin 4'-O-β-gentiobioside (compound 20) 是一种木脂素，能够从络石藤地上部分中分离得到。