| 摘要 |
Compounds of the formula <IMAGE> wherein R<1> is a group of the formula <IMAGE> R<2> is hydroxy, lower-alkoxy, amino, mono-(lower-alkyl)amino or di-(lower-alkyl)- amino, R<3> is lower-alkyl or halogen, R<4> is lower-alkyl, R<5> is lower-alkoxy, R<6> is hydrogen or lower-alkyl and R<7> is lower-alkyl or halogen, and pharmaceutically acceptable salts of the carboxylic acids of formula I can be used for the treatment of neo-plasms and dermatoses. The compounds of formula I can be obtained by forming the side-chain from corresponding cyclic and aliphatic for components by means of a Wittig or Horner reaction. |
