Naphth[2,1,8-cde]azulen-3-ol,1,2,2a,3,4,4a,5,6,- 7,7a,8,9,10,10a-tetradecahydro-2a,4a,7,10- tetramethyl-,(2aS,3S,4aS,7S,7aS,10R,10aS)-