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发明人赵玉洁,钱学锋,沈红梅. "Method for the Synthesis of 4-(3-(2-Ethoxy-2-oxoethyl)-5-oxo-2,5-dihydro-1h-pyrazol-1-yl)benzoic acid" [P]. 中国发明专利, 专利号 CN 108153038 B, 授权公告日 2017-02-15.
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