19-Norpregn-4-en-20-yn-3-one, 17-(acetyloxy)-, (17alpha)-, mixt. with (17beta)-17-hydroxyestra-1,3,5(10)-trien-3-yl benzoate, (17beta)-3-hydroxyestra-1,3,5(10)-trien-17-yl pentanoate and (17beta)-17-((1-oxoheptyl)oxy)androst-4-en-3-one 64115-79-3 Ablacton Ablaton