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TherootofSileneszechuensisisaChinesetTaditionalmedicinewhichcanbeusedtotreatgaStralgia’.Fromethanolicextractoftheplantanewdiacylatedtriterpenoidsaponin,silenosidel,wasisolated.Thestructureofthesaponinwaselucidatedafterderivatives2~10wereobtained.Sele...