(1S-(1alpha,3Abeta,4alpha,8abeta))-2-(decahydro-4,8,8-trimethyl-1,4-methanoazulen-9-ylidene)ethanol 5989-05-9 EINECS 227-811-4 Ethanol, 2-((1S,3aR,4S,8aR)-decahydro-4,8,8-trimethyl-1,4-methanoazulen-9-ylidene)- Hydroxymethyllongifolene