Cimicifoetisides A and B, two cytotoxic cycloartane triterpenoid glycosides from the rhizomes of Cimicifuga foetida, inhibit proliferation of cancer cells. - Sun,L.R.; Qing,C.; Zhang,Y.L.; Jia,S.Y.; Li,Z.R.; Pei,S.J.; Qiu,M.H.; Gross,M.L.; Qiu,S.X. (Beilstein J Org Chem, 2007)