(1S,3aS,4S,5S,7aS)-4-(2-(1,3-dioxolan-2-yl)ethyl)-3a,4,5,6,7,7a-hexahydro-5-(1-hydroxy-1-methylethyl)-7a-methyl-1-t-butoxyindan

(1S,3aS,4R,5S,7aS)-4-(2-(1,3-dithiolan-2-yl)ethyl)-3a,4,5,6,7,7a-hexahydro-5-isopropenyl-7a-methylindan-1-ol

(1S,3aS,4R,5S,7aS)-4-(2-formylethyl)-3a,4,5,6,7,7a-hexahydro-5-isopropenyl-1-methoxymethoxy-7a-methylindan

(+)-(1S,3aS,4R,5S,7aS)-4-(2-(1,3-dioxolan-2-yl)ethyl)-3a,4,5,6,7,7a-hexahydro-5-isopropenyl-7a-methyl-1-t-butoxyindan

(1S,3aS,4R,5S,7aS)-4-(2-(1,3-dithiolan-2-yl)ethyl)-3a,4,5,6,7,7a-hexahydro-5-isopropenyl-1-methoxymethoxy-7a-methylindan