Compounds of the formula ##STR1## where Z completes a bond or is a ##STR2## group; one of R.sub.1 and R.sub.2 is hydroxy and the other is hydrogen or alkyl, or R.sub.1 and R.sub.2, taken together, form an oxo group; and the remaining substituents are as defined in the specification. These compounds possess hypolipaemic properties.
化合物的式子为##STR1## 其中Z完成一个
化学键或是一个##STR2##基团;R.sub.1和R.sub.2中的一个是羟基而另一个是氢或烷基,或者R.sub.1和R.sub.2结合在一起形成一个氧基基团;其余的取代基如规范中定义。这些化合物具有降血脂作用。