Various coumarin compounds are found in plants and have high biological activity, including anticoagulating, spasmolytic, antitumor, and other properties [1-3]. The importance of the bicyclic indole system is well known; many of its derivatives have valuable therapeutic properties (indomethacin, mexamine, methisazone, etc.) [4].
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机译：新型前药von 6-hydroxy-2,3-dihydro-1h-indoles，5-hydroxy-1,2-dihydro-3h-pyrrolo（3,2-e）indoles and 5-hydroxy-1,2-dihydro-3h -苯并（e）吲哚以及6-羟基-1,2,3,4-四氢-苯并（f）喹啉衍生物，用于选择性癌症治疗
