Nohara, Toshihiro Mechanism for conversion of spirosolane derivative into pregnane. [electronic resource] - Chemical & pharmaceutical bulletin Jul 2008 - 1015-7 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0009-2363 Standard No.: 10.1248/cpb.56.1015 doi Subjects--Topical Terms: Glycosides--chemistrySolanum lycopersicum--chemistryPregnanes--chemical synthesisSapogenins--chemistry