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发明人刘建华,钱学锋,张德明. "A Process for Preparing High-Purity 6-Fluoro-4-hydroxy-7-(1H-pyrrol-1-yl)quinoline-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115754964 B, 授权公告日 2016-03-19.
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