(1R,3S)-5-((E)-2-((1R,3aR,7aR)-1-((R)-6-hydroxy-6-methylheptan-2-yl)-7a-methyl-2,3,3a,6,7,7a-hexahydro-1H-inden-4-yl)vinyl)-4-methylcyclohex-4-ene-1,3-diol