Fig. 9From: Discovery of Bis-sydnone styryl ketone as a selective cyclooxygenase-2 inhibitorStructural comparison between coxibs family and bis-sydnone styryl ketones. a valdecoxib, b celecoxib, c, d SC-560, e bis-sydnone styryl ketones 61–63. Dashed circles show the common pharmacophoric features between coxibs and bis-sydnone styryl ketones.Back to article page