发明人罗永刚,杨光,钱学锋. "Method for the Synthesis of 2-(11-Oxo-6,11-dihydrodibenzo[b,e]oxepin-9-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 109519189 A, 授权公告日 2017-02-17.
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