(+)-(1S,3aS,4S,7aS)-3a,4,7,7a-tetrahydro-1-(tert-butyldimethylsiloxy)-6-carbomethoxy-7a-ethyl-5-hydroxy-4-(2-(3-methoxyphenyl)ethyl)indane

17β-(tert-butyldimethylsiloxy)-11-carbomethoxy-13-ethyl-3-methoxygona-1,3,5(10),9(11)-tetraene

(+)-17β-tert-butoxy-13β-ethyl-11-methylenegona-4-ene

11-methylene-17-<(2,2-dimethyl)propane-1,3-dioxy>-18a-homo-estr-4-ene

13-ethyl-gona-4-ene-11α,17β-diol