摘要 从Boucerosia aucheriana 中分离得到4 种新苷。boucerosides AI、AII、BI 和 BII 的结构是基于化学和光谱证据推断为 boucerogenin I 3-O-β-d-吡喃葡萄糖基-(1→4)-6-deoxy-3-O-methyl -β- d -别吡喃糖基-(1→4)-β- d -夹竹桃基吡喃糖基-(1→4)-β- d -cymaropyranoside, boucerogenin II 3-O-β-d-吡喃葡萄糖基-(1→4)-6 -deoxy-3-O-methyl-β-d -allopyranosyl-(1→4)-β-d -oleandropyranosyl-(1→4)-β-d -cymaropyranoside, boucerogenin I 3-O-β-d-glucopyranosyl -(1→4)-6-deoxy-3-O-methyl-β-d