7,8-dimethoxybenzo[g]pteridine-2,4(1H,3H)-dione

7,8,9,10-TETRAHYDROBENZO[DEF]CHRYSENE-9,10-DIOL

7(4-CL-BENYZL)-3-METHYL-8-(3-PHENYL-PROPYLSULFANYL)-3,7-DIHYDRO-PURINE-2,6-DIONE

7α,24(S)-dihydroxycholesterol

cholest-5-ene-3β,7α,24(S)-triol

8-[(2Z)-2-(5-BROMO-2-OXO-1,2-DIHYDRO-3H-INDOL-3-YLIDENE)HYDRAZINO]-7-(2-METHOXYETHYL)-3-METHYL-3,7-DIHYDRO-1H-PURINE-2,6-DIONE

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