(+)-(3aR,4R,7aR)-5,5-(ethylenedioxy)-1(Z)-<(phenylsulfonyl)methylene>-4-(4-methylpentyl)-3a,4,5,6,7,7a-hexahydro-7a-methylindan

2-[(1R,2R,5R)-2-((R)-1,5-Dimethyl-hexyl)-5-methoxymethoxy-1-methyl-cyclopentylmethyl]-[1,3]dioxolane