8-{[2-(DIETHYLAMINO)ETHYL]AMINO}-1,3-DIMETHYL-7-(1-NAPHTHYLMETHYL)-3,7-DIHYDRO-1H-PURINE-2,6-DIONE

8-[4-(2-HYDROXYETHYL)-1-PIPERAZINYL]-1,3-DIMETHYL-7-(2-METHYL-2-PROPENYL)-3,7-DIHYDRO-1H-PURINE-2,6-DIONE

8-{[BENZYL(METHYL)AMINO]METHYL}-1,3-DIMETHYL-7-(4-METHYLBENZYL)-3,7-DIHYDRO-1H-PURINE-2,6-DIONE

8-(1-ACETYL-2-OXO-PROPYLSULFANYL)-1,3-DIMETHYL-3,7-DIHYDRO-PURINE-2,6-DIONE

8-(4-F-PHENOXY)-9-(TRI-F-ME)-2,3-DIHYDRO-7H-(1,4)DIOXINO(2,3-H)CHROMEN-7-ONE

8-(BENZOTHIAZOL-2-YLSULFANYL)-3-METHYL-7-NONYL-3,7-DIHYDRO-PURINE-2,6-DIONE

8-(BIS-(2-HO-ET)-AMINO)-7-(4-CL-BENZYL)-3-METHYL-3,7-DIHYDRO-PURINE-2,6-DIONE

8-(N'-(1-(4-CL-PH)-ETHYLIDENE)-HYDRAZINO)-3-ME-7-NONYL-3,7-2H-PURINE-2,6-DIONE

8-(N'-(4-BR-BENZYLIDENE)-HYDRAZINO)-7-HEXADECYL-3-ME-3,7-2H-PURINE-2,6-DIONE

8-ALLYL-8-HYDROXY-4-CYCLOOCTEN-1-ONE

8-AMINO-7-(3-(4-CL-PHENOXY)-2-HO-PROPYL)-3-METHYL-3,7-DIHYDRO-PURINE-2,6-DIONE

8-BR-2(4-CL-PH)-4-(4-NITRO-PH)-1,9B-2H-5-OXA-3,3A-DIAZA-CYCLOPENTA(A)NAPHTHALENE

8-BR-4-(4-BR-PH)-2-PHENYL-1,9B-DIHYDRO-5-OXA-3,3A-DIAZA-CYCLOPENTA(A)NAPHTHALENE

8-BR-4-PR-2-THIOPHEN-2-YL-1,9B-DIHYDRO-5-OXA-3,3A-DIAZA-CYCLOPENTA(A)NAPHTHALENE

8-BROMO-1,3-DIMETHYL-3,7-DIHYDRO-PURINE-2,6-DIONE