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发明人黄志刚,孙丽萍,陈志强. "A Process for Preparing High-Purity (Z)-4-Benzylidene-2-(2-nitrophenyl)oxazol-5(4H)-one" [P]. 中国发明专利, 专利号 CN 117393865 A, 授权公告日 2024-10-01.
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