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发明人何建平,黄志刚,林芳. "A Process for Preparing High-Purity N'-(4-chlorobenzoyl)-3-(1H-pyrrol-1-yl)benzofuran-2-carbohydrazide" [P]. 中国发明专利, 专利号 CN 117636362 B, 授权公告日 2024-08-07.
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