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发明人何建平,王建平,冯建国. "A Process for Preparing High-Purity Isopropyl 4-isopropoxy-2,7-dimethyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylate" [P]. 中国发明专利, 专利号 CN 117602886 A, 授权公告日 2018-10-03.
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