. 2020 Dec 7;25(23):5759. doi: 10.3390/molecules25235759
© 2020 by the author.
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 (http://creativecommons.org/licenses/by/4.0/).
Figure 4.
Chemical structure of rosmarinic acid [91].