4-(2-{[5-amino-2-(furan-2-yl)-[1,2,4]triazolo[1,5-a][1,3,5]triazin-7-yl]amino}ethyl)phenol

N-quinolin-2-ylfuran-2-carboxamide

(CGS21680) 3-(4-{2-[6-Amino-9-(5-ethylcarbamoylmethyl-3,4-dihydroxy-tetrahydro-furan-2-yl)-9H-purin-2-ylamino]-ethyl}-phenyl)-propionic acid

2,4-Bis-n-propyl-4,9-dihydro-5-n-propyloxy-2,4,7,9-tetraaza-fluorene-1,3-dione

5-[2-ethoxy-5-(4-methyl-1-piperazinylsulfonyl)phenyl]-1-methyl-3-n-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one

2,4-bis-n-propyl-4,9-dihydro-2,4,7,-9-tetraaza-fluorene-1,3-dione

2-(benzimidazolo[1,2-c]quinazolin-6-ylsulfanyl)-N-(5-methyl-1H-pyrazol-3-yl)acetamide

6-(methoxymethyl)-2-(4-methylquinazolin-2-ylamino)-1,4-dihydropyrimidin-4-ol

2,4-dimethyl-4,9-dihydro-2,4,7,9-tetraaza-fluorene-1,3-dione

2,4-Dimethyl-4,9-dihydro-2,4,5,9-tetraaza-fluorene-1,3-dione

1-[(3,5-dimethyl-1H-pyrazol-4-yl)sulfonyl]-N-(4-methyl-1,3-benzothiazol-2-yl)piperidine-4-carboxamide

1-({6-[(cyanomethyl)thio]benzimidazo[1,2-c]quinazolin-3-yl}carbonyl)piperidine-4-carboxamide

ethyl 5-((2-hydroxynaphthalen-1-yl)diazenyl)-1H-imidazole-4-carboxylate

2,4-Bis-n-propyl-4,9-dihydro-7-n-propyloxy-2,4,5,-9-tetraaza-fluorene-1,3-dione

N-(4-methyl-1,3-benzothiazol-2-yl)-2-(thiophen-2-ylsulfonylamino)acetamide

4-amino-N-[3-(1H-benzimidazol-2-yl)-4-hydroxyphenyl]benzamide

8-(4-methylpiperidine-1-carbonyl)-3-phenyl-1H-triazolo[1,5-a]quinazolin-5-one

2-(2-methyl-4-oxo-1H-pyrimido[1,2-a]benzimidazol-3-yl)ethyl cyclohexanecarboxylate

2,4-Bis-n-propyl-4,9-dihydro-2,4,5,9-tetraaza-fluorene-1,3-dione

N-[(E)-N'-(1,3-benzoxazol-2-yl)carbamimidoyl]-2-(1,3-dioxoisoindol-2-yl)-3-phenylpropanamide

N-(5-methyl-1,3-thiazol-2-yl)-2-[(8-methyl-5H-[1,2,4]triazino[5,6-b]indol-3-yl)sulfanyl]acetamide

2,4,9-trimethyl-4,9-dihydro-2,4,7,9-tetraaza-fluorene-1,3-dione

5,7-dibromo-9H-pyrido[3,4-b]indol-6-ol

N-(1,3-benzothiazol-2-yl)-3-(1,3-dioxoisoindol-2-yl)propanamide

2-(2-hydroxy-3-piperidin-1-ylpropoxy)anthracene-9,10-dione

N-[(E)-N'-(1,3-benzothiazol-2-yl)carbamimidoyl]-2-(1,3-dioxo-3a,4,5,6,7,7a-hexahydroisoindol-2-yl)acetamide

2-Methoxy-4-[(5,6,7,8-tetrahydro-benzo[4,5]thieno[2,3-d]pyrimidin-4-yl)-hydrazonomethyl]-phenol

N'-(4-sulfamoylphenyl)-1H-benzo[d]imidazole-2-carbohydrazonoyl cyanide

6-(2-amino-2-oxoethylthio)-N-(benzo[d]thiazol-2-yl)-5-cyano-4-(furan-2-yl)-2-methyl-1,4-dihydropyridine-3-carboxamide

2,5,9-trimethyl-4,9-dihydro-2,4,5,9-tetraaza-fluorene-1,3-dione

2,4-dimethyl-4,9-dihydro-2,4,5,9-tetraaza-fluorene-1,3-dione

2,4-Dimethyl-4,9-dihydro-2,4,7,9-tetraaza-fluorene-1,3-dione

1,3,7-trimethyl-2,3,6,7-tetrahydro-1H-purine-2,6-dione

8-Hydroxy-7,9-dimethyl-delta-carboline

8-Hydroxy-5,7,9-trimethyl-delta-carboline

6-Hydroxy-5,7,9-trimethyl-beta-carboline

6-Hydroxy-5,7-dimethyl-beta-carboline

6-Hydroxy-2,5,7-trimethyl-9H-beta-carbolin-2-ium

6-Hydroxy-2,5,7,9-tetramethyl-9H-beta-carbolin-2-ium