A compound of formula ##STR1## in which: X denotes hydrogen or a halogen, a C.sub.1 -C.sub.4 alkoxy group or a C.sub.1 -C.sub.6 alkyl group; Y denotes hydrogen or a methyl group; R.sub.1 denotes a C.sub.1 -C.sub.4 alkyl group; and R.sub.2 denotes a C.sub.1 -C.sub.6 alkyl group; or an addition salt thereof with a pharmacologically acceptable acid.
一种化合物的
化学式为##STR1## 其中:X代表氢或卤素,C.sub.1-C.sub.4烷氧基或C.sub.1-C.sub.6烷基;Y代表氢或甲基;R.sub.1代表C.sub.1-C.sub.4烷基;R.sub.2代表C.sub.1-C.sub.6烷基;或其与药理学上可接受的酸的加合物。