Allylestrenol432-60-033 % similar 21-(Acetyloxy)-17-hydroxypregn-4-ene-3,20-dione640-87-931 % similar Medroxyprogesterone acetate71-58-931 % similar Bolandiol19793-20-531 % similar Trestolone acetate6157-87-531 % similar Isobornyl acetate125-12-230 % similar (+)-Borneol acetate20347-65-330 % similar (-)-Bornyl acetate5655-61-830 % similar Bornyl acetate76-49-330 % similar Megestrol acetate595-33-530 % similar