Review Article
From Xanthine Oxidase Inhibition to In Vivo Hypouricemic Effect: An Integrated Overview of In Vitro and In Vivo Studies with Focus on Natural Molecules and Analogues
Figure 9
Structures of olsalazine sodium, 2-hydroxy-4-methoxybenzophenone-5-sulfonic acid, and Knoevenagel/tandem Knoevenagel and Michael adducts of cyclohexane-1,3-dione and aryl aldehydes.