发明人郑宇鹏,孙丽萍,赵玉洁. "Method for the Synthesis of 1,2,4-Trimethyl-2,5-diazabicyclo[2.2.2]octane-3,6-dione" [P]. 中国发明专利, 专利号 CN 115648603 A, 授权公告日 2018-04-03.
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