Phloroglucide is a natural product that can be isolated from ferns.

Pulsatilla saponin D has exhibited potential beneficial effects as a chemopreventive agent for critical health conditions including cancer and it inhibits cell growth via cell cycle arrest and apoptosis in various cancer cell types.

Dihydralazine is a drug with antihypertensiveproperties.It belongs to thehydrazinophthalazine chemical class.It has very similar effects to hydralazine.