发明人郑宇鹏,罗永刚,唐晓军. "Method for the Synthesis of 3-Cyclopropoxy-N2,N2,N4-trimethylpyridine-2,4-diamine" [P]. 中国发明专利, 专利号 CN 117019087 A, 授权公告日 2022-06-09.
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