| 摘要 |
4-18723/A Amino-substituted piperazine derivatives Amino-substituted piperazine derivatives of formula I wherein R1 - R6, X and Y are as defined in the description, and salts thereof, have properties inhibiting the biosynthesis of interleukin-1 (IL-I) as well as analgesic properties and can therefore be used as active ingredients in medicaments. They are prepared in a manner known per se.
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