Yg. Chen et al., A novel triterpenoid lactone, Schiprolactone A, from Schisandra propinqua (Wall.) Hook. f. et Thoms, CHIN J CHEM, 19(3), 2001, pp. 304-307
Schiprolactone Al a triterpenoid lactone with a new side chain skeleton was
isolated from the stems of Schisandra propinqua together with schisanlacto
nes A and B, Their structures were elucidated bg spectral studies.