4,5-DIHYDRO[1,2,5]OXADIAZOLO[3,4-F]CINNOLINE
5H-[1,3,4]Oxadiazolo[3,2-a]quinoline,3a-(1,1-dimethylethyl)-3a,4,6,7,8,9-hexahydro-2,5-diphenyl-
6,8-dimethyl-3-oxido-5-phenyl-[1,2,5]oxadiazolo[1,2]pyrido[4,5-b]pyrimidin-3-ium-4,7,9-trione
5H-1,3,4-Oxadiazolo[3,2-a][1,3,5]triazine-5-thione,2-(2,4-dichlorophenyl)-6,7-dihydro-6-(2-methoxyphenyl)-7-phenyl-
1H,3H,5H-[1,3,4]Oxadiazolo[3,4-c][1,3,4]oxadiazin-5-one,dihydro-8-phenyl-1,3-bis(2-phenylethyl)-, (8R)-