| 摘要 |
Compounds of the general formula <IMAGE> I wherein R1 is hydrogen, halogen or OR5; R2 is hydrogen, lower-alkyl lower-alkoxy or halogen; R3 and R4 each independently are lower-alkyl or taken together are alkylene with 3-5 C atoms in a straight-chain; R5 is hydrogen, acyl, lower-alkoxycarbonyl, lower-alkyl, amino-lower-alkyl, mono-alkylamino-lower-alkyl di-alkylamino-lower-alkyl or a N-containing 5-8-membered saturated or unsaturated monocyclic heterocyclic ring which is attached via a N atom to lower alkyl; and M signifies -CONH- or -NHCO-, which can be used as medicaments, e.g., for the treatment of neoplasms and dermatological indications of an inflammatory and allergic nature.
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