Orally active compounds of general formula (I) wherein R
1
is methyl, ethyl or 2-morpholino-ethyl group, R
2
is piperidino, morpholino or 4-methyl-piperazinyl group, n is 2 or 3 and their salts, solvates and hydrates.
通式(I)中的口服活性化合物,其中R1为甲基、乙基或2-吗啉基乙基基团,R2为
哌啶基、吗啉基或4-甲基
哌嗪基团,n为2或3,以及它们的盐、溶剂合物和
水合物。