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发明人王建平,黄志刚,朱建伟. "A Process for Preparing High-Purity 2-Ethyl-1H-pyrrolo[2,3-b]pyridine-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109233329 B, 授权公告日 2015-07-17.
参考文献 Literature
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