(5aR,6S,8S,10S,11S,11aS,12aR,13R)-5-methyl-5a,6,8,9,10,11,11a,12-octahydro-5H-6,10:11,12a-dimethanoindolo[3,2-b]quinolizine-8,13-diol
Ajmaline is a monoterpenoid indole alkaloid that consists of ajmalan substituted at positions 17 and 21 by hydroxy groups. It is a monoterpenoid indole alkaloid and a hemiaminal. It is a conjugate base of an ajmalinium. It derives from a hydride of an ajmalan.