Makk N, Tóth G, Tömörkény E
Steroids. 1975 May;25(5):611-8. doi: 10.1016/0039-128x(75)90015-x.
13beta-Ethyl-3-methoxy-17beta-ol-8,14-seco-1,3,5(10),8-gonatetraen-14-one (IIIa) was isolated and its participation in the well-known acidic cyclization process was established.
分离出了13β-乙基-3-甲氧基-17β-醇-8,14-断-1,3,5(10),8-雌四烯-14-酮(IIIa),并确定了其参与著名的酸性环化过程。