发明人朱建伟,赵玉洁,王建平. "Method for the Synthesis of 1-Isopropyl-1,4-dihydrospiro[indazole-5,4'-piperidin]-7(6H)-one dihydrochloride" [P]. 中国发明专利, 专利号 CN 117104858 A, 授权公告日 2021-02-14.
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