发明人郑宇鹏,郭海燕,陈志强. "Method for the Synthesis of 5-(Piperidin-4-yl)-1,3,4-oxadiazol-2(3H)-one hydrochloride" [P]. 中国发明专利, 专利号 CN 116421191 A, 授权公告日 2015-01-16.
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