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发明人徐明华,沈红梅,陈志强. "A Process for Preparing High-Purity 9-Chloro-3,4-dihydro-2h-1,5-benzodioxepine-7-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113346136 B, 授权公告日 2016-11-28.
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