The above article from Journal of Heterocyclic Chemistry published online on 13 September 2019 in Wiley Online Library (wileyonlinelibrary.com) and in Volume 56, pp. 3354‐3362, has been retracted by agreement between the authors, the journal Editor in Chief, Akkattu T. Biju, and Wiley Periodicals LLC. The retraction has been agreed due to major overlap with a previously published article from the same group of authors.

中文翻译：

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撤回声明：新型氨基酸-多吡啶-铜复合物对蛋白酶体的抑制和抗肿瘤活性的研究

以上《杂环化学杂志》的文章于2019年9月13日在Wiley在线图书馆（wileyonlinelibrary.com）和第56卷，第3354–3362页上在线发布，经作者同意，Akkattu的主编同意将其撤回T. Biju和Wiley Periodicals LLC。由于与同一组作者先前发表的文章存在重大重叠，因此撤稿已被同意。