The invention relates to compounds of the formula (I) ##STR1## and physiologically acceptable salts, hydrates and bioprecursors thereof, in which R.sub.1 and R.sub.2 represent hydrogen, an aliphatic or cycloaliphatic group, or R.sub.1 and R.sub.2 together with the nitrogen atom form a 5 to 10 membered heterocyclic ring: Alk represents a straight or branched alkylene chain; Q represents furan, thiophen or benzene ring which is incorporated into the rest of the molecule; X represents --CH.sub.2 --, ##STR2## --O-- or --S-- where R.sub.6 represents hydrogen or methyl; n represents zero, 1 or 2; m represents 2, 3 or 4; R.sub.3 represents hydrogen, a substituted or unsubstituted aliphatic or aryl group and; R.sub.4 and R.sub.5, which may be the same or different, each represent hydrogen, a substituted or unsubstituted aliphatic, aryl, or together with the nitrogen atom form a heterocyclic group.
该发明涉及公式(I)的化合物及其生理上可接受的盐、
水合物和
生物前体,其中R.sub.1和R.sub.2代表氢、脂肪族或环脂肪基,或R.sub.1和R.sub.2与氮原子一起形成5至10个成员的杂环环;Alk代表直链或支链烷基链;Q代表嵌入到分子中的
呋喃、
噻吩或苯环;X代表--CH.sub.2 --、##STR2## --O--或--S--,其中R.sub.6代表氢或甲基;n代表零、1或2;m代表2、3或4;R.sub.3代表氢、取代或未取代的脂肪族或芳基基团;R.sub.4和R.sub.5可能相同或不同,每个代表氢、取代或未取代的脂肪族、芳基或与氮原子一起形成杂环基团。