Certain compounds, structurally related to natural compounds which can be extracted i.a. from bull testes and from human follicular fluid, can be used for regulating the meiosis in oocytes and in male germ cells. Some of these compounds are useful in the treatment of infertility, whereas other compounds are useful as contraceptives. These compounds have the structural formula
wherein the substituents are as defined in the specification.
某些化合物与从公牛睾丸和人类卵泡液中提取的天然化合物在结构上有关,可用于调节卵母细胞和雄性生殖细胞中的减数分裂。其中一些化合物对治疗不孕症有用,而其他化合物可用作
避孕药。这些化合物具有下列结构式,其中取代基如规范中所定义。