发明人李文辉,韩伟,孙丽萍. "Method for the Synthesis of 3-(7-Aminobenzo[E][1,2]benzoxazol-1-yl)piperidine-2,6-dione" [P]. 中国发明专利, 专利号 CN 108279409 A, 授权公告日 2018-06-22.
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