2.alpha.-Methyldihydrotestosterone 5.alpha.-Androstan-3-one, 17.beta.-hydroxy-2.alpha.-methyl- 58-19-5 Androstan-3-one, 17-hydroxy-2-methyl-, (2.alpha.,5.alpha.,17.beta.)- DROSTANOLONE Dihydro-2.alpha.-methyltestosterone Drolban Dromostanolone Medrotestron Methalone Metholone NSC26198 SKI 27719 Testosterone, 4,5.alpha.-dihydro-2.alpha.-methyl-