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发明人郭海燕,郑宇鹏,杨光. "A Process for Preparing High-Purity 2-(4-Imino-2-oxothiazolidin-5-yl)acetamide" [P]. 中国发明专利, 专利号 CN 116701394 A, 授权公告日 2016-10-12.
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