5,5-(ethylenedioxy)-4aβ-methyl-2,3,4,4a,5,6,7,8-octahydronaphthalene

9-methoxy-11,11b-dimethyl-1,2,5,6,11,11b-hexahydro-benzo[a]carbazol-3-one

8-methoxy-11,11b-dimethyl-1,2,5,6,11,11b-hexahydro-benzo[a]carbazol-3-one

3-(1,4-dithia)-9-methoxy-11,11b-dimethyl-2,3,5,6,11,11b-hexahydro-1H-benzo[a]carbazole