发明人孙丽萍,罗永刚,郑宇鹏. "Method for the Synthesis of 3-Methoxy-9a,11-dihydro-10H-dibenzo[a,d][7]annulen-10-one" [P]. 中国发明专利, 专利号 CN 109202583 A, 授权公告日 2020-08-16.
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