| 摘要 |
Arylalkylpyridazinone derivatives of the formula I <IMG> and their physiologically acceptable salts in which R1, R2, R3, R4, R5 and Q have the meanings indicated in Claim 1, show inhibition of phosphodiesterase IV and can be employed for the treatment of inflammatory processes and of allergies, asthma and autoimmune disorders.
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