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US3975535A Anti-allergic-3-carboxy-isocoumarin compositions and methods of use 失效
抗过敏-3-羧基异香豆素组合物和使用方法

Anti-allergic-3-carboxy-isocoumarin compositions and methods of use
摘要:
3-Carboxyisocoumarins, 2-thiaisocoumarins and related isocarbostyrils are useful anti-allergic agents. Several of these compounds are novel, and a process for their preparation is provided.
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