10.1021/ol201366d.s001 Yi-Ming Shi Yi-Ming Shi Xing-Yao Li Xing-Yao Li Xiao-Nian Li Xiao-Nian Li Xiao Luo Xiao Luo Yong-Bo Xue Yong-Bo Xue Cheng-Qin Liang Cheng-Qin Liang Juan Zou Juan Zou Ling-Mei Kong Ling-Mei Kong Yan Li Yan Li Jian-Xin Pu Jian-Xin Pu Wei-Lie Xiao Wei-Lie Xiao Han-Dong Sun Han-Dong Sun Schicagenins A–C: Three Cagelike Nortriterpenoids from Leaves and Stems of <i>Schisandra chinensis</i> American Chemical Society 2011 motif C 9 side chain stereochemistrie biosynthetic pathway Schisandra chinensis Schisandra chinensisSchicagenins basis Stems Leave Cagelike Nortriterpenoids nortriterpenoid spectroscopic analysis CD experiments diffraction tetracyclic 2011-08-05 00:00:00 Journal contribution https://acs.figshare.com/articles/journal_contribution/Schicagenins_A_C_Three_Cagelike_Nortriterpenoids_from_Leaves_and_Stems_of_i_Schisandra_chinensis_i_/2625614 Schicagenins A–C (<b>1</b>–<b>3</b>), three unprecedented nortriterpenoids characterized with a tetracyclic oxa-cage motif and C<sub>9</sub> side chain, were discovered from the leaves and stems of <i>Schisandra chinensis</i>. Their structures were determined on the basis of extensive spectroscopic analysis, and the absolute stereochemistries were established by single-crystal X-ray diffraction and CD experiments. A plausible biosynthetic pathway of <b>1</b>–<b>3</b> was also discussed.