1β,3β,5,11α,14,19-Hexahydroxy-5β,14β-card-20(22)-enolide (Ouabagenin)
1β,3β,5,11α,14,19-ヘキサヒドロキシ-5β,14β-カルダ-20(22)‐エノリド (ウアバゲニン)