. 2022 Sep 5;23(17):10198. doi: 10.3390/ijms231710198
© 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 19.
Chemical structures of compound 3b [138].