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发明人孙丽萍,徐明华,林芳. "A Process for Preparing High-Purity 1-(5-Chloro-1H-pyrrolo[2,3-b]pyridin-3-yl)ethan-1-one" [P]. 中国发明专利, 专利号 CN 115315710 B, 授权公告日 2019-10-07.
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