Studies on the constituents of Cimicifuga species. XX. Absolute stereostructures of cimicifugoside and actein from Cimicifuga simplex WORMSK. - Kusano,A.; Takahira,M.; Shibano,M.; In,Y.; Ishida,T.; Miyase,T.; Kusano,G. (Chem Pharm Bull, 1998)