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发明人郭海燕,朱建伟,胡光. "A Process for Preparing High-Purity 6'-Bromospiro[cyclopropane-1,3'-pyrrolo[3,2-b]pyridin]-2'(1'H)-one" [P]. 中国发明专利, 专利号 CN 111877357 A, 授权公告日 2018-05-27.
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