琥珀酸钠是琥珀酸盐的钠盐形式，是多种代谢途径交叉点的重要代谢物，参与活性氧的形成和消除。

2,6,4'-Trihydroxy-4-methoxybenzophenone shows weak inhibitory activity of testosterone 5alpha-reductase, it also shows significant inhibition of pancreatic lipase activity.

3-Hydroxy-4',5-dimethoxystilbene is a natural product of Dracaena, Liliaceae. 3-Hydroxy-4',5-dimethoxystilbene can be used as a reference standard.