(3alpha,10alpha)-3,19-Cyclo-A-homoandrost-4a-ene-4,17-dione 116516-01-9 2,10-Eaed 2,10-Ethanoandrost-4-ene-3,17-dione 3,19-Cyclo-A-homoandrost-4a-ene-4,17-dione, (3alpha,10alpha)-