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发明人罗永刚,韩伟,张德明. "A Process for Preparing High-Purity 3-Bromo-2-(tetrahydro-2H-pyran-4-yl)-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole" [P]. 中国发明专利, 专利号 CN 112687855 B, 授权公告日 2018-07-11.
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