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发明人周伟,郑宇鹏,赵玉洁. "A Process for Preparing High-Purity 3-Amino-1-(2,6-dichloro-4-methoxyphenyl)-1H-pyrazol-5(4H)-one" [P]. 中国发明专利, 专利号 CN 111537265 B, 授权公告日 2021-10-05.
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