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发明人徐明华,冯建国,高志强. "Method for the Synthesis of 2-Cyclopropyl-1,3,8-triazaspiro[4.5]Dec-2-en-4-one hydrochloride" [P]. 中国发明专利, 专利号 CN 109657492 A, 授权公告日 2015-05-16.
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