(+-)-13-Ethyl-17-hydroxy-18,19-dinor-17alpha-pregn-4-en-3-one 1235-15-0 18,19-Dinor-17-alpha-pregn-4-en-3-one, 13-ethyl-17-hydroxy-, (+-)- 18,19-Dinorpregn-4-en-3-one, 13-ethyl-17-hydroxy-, (17alpha)-, (+-)- 3-Ethyl-17-hydroxy-18,19-dinor-pregn-4-en-3-one DL-Norbolethone Genabol Norbolethone Norbolethone [USAN] WY-3475 dl-13-beta,17-alpha-Diethyl-17-beta-hydroxygon-4-en-3-one