6H-3a,6-Epoxyazulen-6-ol,1,2,3,4,5,8a-hexahydro-

3,8-dimethyl-5-(1-methylethylidene)-,(3S,3aS,6R,8aS)-

(3S,3alphaS,6R,8alphaS)-1,2,3,4,5,8alpha-Hexahydro-3,8-dimethyl-5-(1-methylethylidene)-6H-3alpha,6-epoxyazulen-6-ol