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发明人林芳,黄志刚,何建平. "A Process for Preparing High-Purity 3-{3-methoxy-2-[(1-methyl-1H-pyrazol-4-yl)methoxy]phenyl}prop-2-enoic acid" [P]. 中国发明专利, 专利号 CN 109741617 B, 授权公告日 2017-04-27.
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