发明人何建平,郑宇鹏,罗永刚. "Method for the Synthesis of 6,7-Diethoxy-1,2,3,4-tetrahydroacridin-9(10H)-one" [P]. 中国发明专利, 专利号 CN 117690368 A, 授权公告日 2015-09-17.
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