. 2019 Nov 14;24(22):4115. doi: 10.3390/molecules24224115
© 2019 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/).
Figure 10.
Structure of alkoxy-5,8-quinolinediones 61–74.