Lanostane triterpenoids from the stems of Schisandra glaucescens - Zou, J; Yang, L B; Jiang, J; Diao, Y Y; Li, X N; Huang, J; Yang, J H; Li, H L; Xiao, W L; Du, X; Shang, S Z; Pu, J X; Sun, H D (Planta Med, 2012)