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发明人冯建国,钱学锋,朱建伟. "Method for the Synthesis of (3-Cyano-indol-1-yl)-acetic acid
(3-cyano-1h-indol-1-yl)acetic acid
626218-03-9" [P]. 中国发明专利, 专利号 CN 109879763 A, 授权公告日 2021-04-21.
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