. 2021 Nov 2;26(21):6640. doi: 10.3390/molecules26216640
© 2021 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 3.
Design of obtained compounds (2a–2l).