A compound of formula (I): ##STR1## in which: R.sub.1, R.sub.2, which may be identical or different, represent hydrogen or halogen, or alkyl, alkoxy, nitro or trihalomethyl, X represents CO, SO.sub.2 or CH.sub.2, A.sub.1 represents any one of the groups as defined in the description, A.sub.2 represents --(CH.sub.2).sub.n or --CH.dbd.CH--, R.sub.3, R.sub.4, which may be identical or different, represent hydrogen or alkyl, its isomers as well as its addition salts with a pharmaceutically acceptable base and medicinal product containing the same are useful as angiogenesis inhibitors.
化合物的式子(I):##STR1## 其中:R.sub.1,R.sub.2,可以相同或不同,代表氢或卤素,或烷基,烷氧基,硝基或三卤甲基,X代表CO,SO.sub.2或CH.sub.2,A.sub.1代表描述中定义的任何一种基团,A.sub.2代表--(CH.sub.2).sub.n或--CH.dbd.CH--,R.sub.3,R.sub.4,可以相同或不同,代表氢或烷基,其异构体以及其与医药上可接受的碱形成的加合物和含有该化合物的药物制剂可用作血管生成
抑制剂。