. 2022 Jun 23;27(13):4050. doi: 10.3390/molecules27134050
© 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/).
Figure 1.
1H NMR spectrum of complex 6 in CDCl3.