Linsidomine hydrochloride (SIN-1 chloride) is considered as a metabolite of moxidomine, with vasodilation, inhibition of platelet aggregation, and antiangina activity.

4,4'-Methylenediphenol is a high purity product from Gastrodia rhizome with antioxidant activities.

Protohypericin is a naturally occurring naphthodianthrone derived from plant Hypericum perforatum.