1 9CH 7-[[5-(3,4-dichlorophenyl)-1,3,4-oxadiazol-2-yl]methyl]-1,3-dimethyl-8-piperazin-1-yl-purine-2,6-dione 1.000 2 A1IIY 4-[7-[[5-(3,4-dichlorophenyl)-1,3,4-oxadiazol-2-yl]methyl]-1,3-dimethyl-2,6-bis(oxidanylidene)purin-8-yl]piperazine-1-carboxamide 0.917