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发明人罗永刚,冯建国,李文辉. "Method for the Synthesis of (1R,2R)-1,2-di-p-tolylethane-1,2-diamine dihydrochloride" [P]. 中国发明专利, 专利号 CN 112188762 A, 授权公告日 2018-12-05.
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