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发明人杨光,韩伟,胡光. "A Process for Preparing High-Purity 2-((4-Cyano-5-methylisothiazol-3-yl)thio)acetohydrazide" [P]. 中国发明专利, 专利号 CN 117959611 A, 授权公告日 2015-06-27.
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