. 2022 May 2;27(9):2901. doi: 10.3390/molecules27092901
© 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.
Structure of different groups of flavonoids.