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. 2022 Oct 17;27(20):6967. doi: 10.3390/molecules27206967

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© 2022 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

PMC Copyright notice

(a) Chemical structures and (b) UV-Vis absorption (solid line) and fluorescence (dashed line) spectra of Zn-9, Zn-3a and Zn-10. (b) is reproduced with permission from [120]. Copyright © 2012 Royal Society of Chemistry.