Figure 12.
The chemical structures of the serotonin receptor modulators are treated in this review. The selective 5-HT2B antagonist SB204741 (A), the 5-HT2B agonist BW723C86 (B). (C) Structure of the 5-HT2B/C mixed inverse agonistSB206553; (D) chemical structure of Cyproheptadine, a non-selective mixed serotonin receptor antagonist (which is an inverse agonist of 5-HT2B). (E) Structureof the 5-HT1A receptor agonist Xaliproden.