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发明人高志强,黄志刚,郑宇鹏. "A Process for Preparing High-Purity (E)-{[1-methyl-2-(morpholin-4-yl)-1H-indol-3-yl]methylidene}amino acetate" [P]. 中国发明专利, 专利号 CN 114434178 B, 授权公告日 2017-06-02.
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