4α-(benzyloxy)-1α-ethenyl-2α-<2-(4-methoxybenzocyclobutenyl)-2-(benzyloxy)ethyl>-1β-methylcyclohexane

(-)-4α-acetoxy-1-ethenyl-2-(7-methoxy-Δ3-isochromenyl)-1β-methylcyclohexane

(4aS,4bR,5R,6aS,8R,10aS,10bS)-5,8-Dihydroxy-10a-methyl-tetradecahydro-1-oxa-cyclopropa[i]chrysen-2-one

3α,7β-dihydroxy-17-methoxy-D-homo-18-nor-5β-androsta-13,15,17-triene