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发明人孙丽萍,李文辉,马晓峰. "A Process for Preparing High-Purity 2-[(2-ethoxy-2-oxoethoxy)imino]-2-(1h-pyrazol-3-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 113856601 B, 授权公告日 2020-10-10.
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