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发明人徐明华,杨光,马晓峰. "A Process for Preparing High-Purity 2-[(2-Chloro-1,3-thiazol-5-yl)methylidene]propanedinitrile" [P]. 中国发明专利, 专利号 CN 112992745 A, 授权公告日 2023-02-11.
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