. 2021 Jun 30;26(13):4024. doi: 10.3390/molecules26134024
© 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/).
Scheme 35.
Aminobarbituric acid-hydantoin rearrangement.