3,5-Dimethoxy-2,7-phenanthrenediol (compound 2) 是一种菲类化合物，可从黄牛奶树根 (Combretum laxum) 中分离得到。3,5-Dimethoxy-2,7-phenanthrenediol 对人癌细胞系 786-0，MCF-7 和 NCI/ADR-RES 具有细胞毒性，IC50s 分别为 73.26 μM，118.40 μM，83.99 μM。3,5-Dimethoxy-2,7-phenanthrenediol 还具有自由基清除活性，IC50 为 20.4 μM。

米诺地尔硫酸盐是发挥米诺地尔血管舒张和毛发生长作用所需的活性代谢物。

Protein Kinase C (19-31) TFA, a peptide inhibitor of protein kinase C (PKC), derived from the pseudo-substrate regulatory domain of PKCa (residues 19-31) with a serine at position 25 replacing the wild-type alanine, is used as protein kinase C substrate peptide for testing the protein kinase C activity.