摘要 |
<p>Compounds of the formula Iin whichR<1 >and R<2>, independently of one another, each denote H, A, OA, SA or HaI,R<3 >denotes H or A,R<4 >denotes A or NH2,R<5 >denotes H, NH2, NHA or NA2,A denotes alkyl having 1 to 10 carbon atoms, alkenyl, cycloalkyl or alkylenecycloalkyl,Hal denotes F, Cl, Br or I,and their physiologically acceptable salts and/or solvates, as phosphodiesterase VII inhibitors.</p> |