10,13-Dimethyl-1,6,7,8,9,10,11,12,13,14,15,16-dodecahydro-3'H-spi ro[cyclopenta[a]phenanthrene-17,2'-furan]-3,5'(2H,4'H)-dione

4-Androstene-3,17-dione 3-ethylene dithioacetal

3,3-(ethylenedithio)spiro[4-androstene-17,2'-oxirane]

3-(3',3'-(ethylenedithio)-17'β-hydroxy-4'-androsten-17'α-yl)propionitrile

3,3-(ethylenedithio)-17α-pregn-4-ene 21,17-carbolactone