发明人赵玉洁,林芳,孙丽萍. "Method for the Synthesis of <I>tert</I>-Butyl 3-(2-ethoxy-2-oxoethylidene)azetidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 112111579 B, 授权公告日 2021-02-26.
参考文献 Literature
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