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发明人胡光,韩伟,何建平. "A Process for Preparing High-Purity 3-[1-(2-carbamoylethyl)-3-(4-chlorophenyl)-1h-pyrazol-4-yl]-2-cyanoprop-2-enoic acid" [P]. 中国发明专利, 专利号 CN 117864953 B, 授权公告日 2019-07-03.
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