(1S,5R)-4,6,6-Trimethyl-5-((E)-3-methyl-6-((4aR,8aR)-2,4a,7,7-tetramethyl-3,4,4a,5,6,7,8,8a-octahydro-naphthalen-1-yl)-hex-3-enyl)-cyclohex-3-enol