. 2023 Jul 20;28(14):5549. doi: 10.3390/molecules28145549
© 2023 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 (https://creativecommons.org/licenses/by/4.0/).
Figure 15.
Natural bioactive steroid phosphate esters.