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发明人张德明,钱学锋,黄志刚. "A Process for Preparing High-Purity 3-Methoxy-6,7,8,9-tetrahydro-5h-benzo[7]annulen-6-one" [P]. 中国发明专利, 专利号 CN 117898987 A, 授权公告日 2021-06-17.
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