3β-benzoyloxy-19-formyloxy-14α-carda-5,20(22)-dienolide

3β-benzoyloxy-6α-bromo-19-formyloxy-5-hydroxy-5β,14α-card-20(22)-enolide

3β-benzoyloxy-19-acetoxy-14α-carda-5,20(22)-dienolide

3β-benzoyloxy-5-hydroxy-6α-bromo-19-acetoxy-5β,14α-card-20(22)-enolide