(3aS,3bR,4R,6aS)-4-benzyloxy-3,3a,3b,4,5,6,6a,7-octahydro-3a,5,5-trimethylcyclopentapentalen-2-one

(1R,3aS,3bR,4R,6aS,7aR)-1,4-Dihydroxy-3a,5,5-trimethyl-decahydro-cyclopenta[a]pentalen-7-one

(3aS,3bR,4R,6aS)-(-)-Decahydro-4-hydroxy-7-methoxy-3a,5,5-trimethyl-2H-cyclopentapentalen-2-on

Benzoic acid (3S,3aS,3bR,7S,7aR)-7-acetoxy-2,2,3b-trimethyl-2,3,3a,3b,4,5,7,7a-octahydro-1H-cyclopenta[a]pentalen-3-yl ester

(3aR,6S,6aR)-3-Isobutoxy-6-methoxymethoxy-5,5-dimethyl-4,5,6,6a-tetrahydro-3aH-pentalen-1-one