129799-93-5 3-(5-Cyclopropyl-1,2,4-oxadiazol-3-yl)-5-(1,1-dimethylethyl)imidazo(1,5-a)quinoxalin-4(5H)-one 5-(1,1-Dimethylethyl)-3-(5-cyclopropyl-1,2,4-oxadiazol-3-yl)-imidazo(1,5-a)quinoxalin-4(5H)-one Imidazo(1,5-a)quinoxalin-4(5H)-one, 3-(5-cyclopropyl-1,2,4-oxadiazol-3-yl)-5-(1,1-dimethylethyl)- U 82249 U-82249