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发明人王建平,朱建伟,张德明. "A Process for Preparing High-Purity 4-(5-Oxo-3-phenyl-2,5-dihydro-1h-pyrazol-1-yl)benzoic acid" [P]. 中国发明专利, 专利号 CN 112277567 B, 授权公告日 2023-07-22.
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