7-(tert-Butyl)-6-((1-ethyl-1H-1,2,4-triazol-5-yl)methoxy)-3-(2-fluorophenyl)-[1,2,4]triazolo[4,3-b]pyridazine
MK-0777 has been used in trials studying the treatment of Schizophrenia, Anxiety Disorder, and Generalized Anxiety Disorder.