Skip to main content
. 2020 Apr 4;25(7):1672. doi: 10.3390/molecules25071672

Figure 2.

Figure 2

Comparison of rhein and 1-nitro-2-acyl-anthraquinone valine structures. (A) the target compound; (B) 1-nitro-2-acyl-anthraquinone leucine (8a); (C) rhein valine; (D) 1-nitro-2-acyl-anthraquinone valine (8b).