. 2020 Jan 13;25(2):324. doi: 10.3390/molecules25020324
© 2020 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 (http://creativecommons.org/licenses/by/4.0/).
Scheme 1.
Synthesis of thiosemicarbazones 2a–k and 3a–j.