5H,10H-Diimidazo[1,5-a:1,5-d]pyrazine

5H,10H-DIIMIDAZO[1,5-A:1',5'-D]PYRAZINE-5,10-DIONE

3H,8H-Dipyrazolo[1,5-a:1,5-d]pyrazine

4H,9H-Dipyrazolo[1,5-a:1,5-d]pyrazine-4,9-dione, 2,7-dimethyl-3,8-dinitro-

1H,6H-Dipyrazolo[1,5-a:1,5-d]pyrazine (8CI,9CI)

3H,8H-Dipyrazolo[1,5-a:1,5-d]pyrazine-2,7-dicarboxylic acid, 3a, 4,8a,9-tetrahydro-4,9-dihydroxy-3a,8a-dimethyl-, diethyl ester, (3a.alpha.,4.beta.,8a.beta.,9.alpha.)-

4H,9H-Dipyrazolo[1,5-a:1,5-d]pyrazine

N-(4-methoxybenzyl)-4-[6-({2-[(2-methoxyethyl)amino]-2-oxoethyl}thio)-8-oxo[1,3]dioxolo[4,5-g]quinazolin-7(8H)-yl]butanamide

N-(2,5-dimethoxyphenyl)-2-((3-oxo-2-(2-oxo-2-(phenethylamino)ethyl)-2,3-dihydroimidazo[1,2-c]quinazolin-5-yl)thio)acetamide

N-[(2H-1,3-benzodioxol-5-yl)methyl]-4-(6-{[(butylcarbamoyl)methyl]sulfanyl}-8-oxo-2H,7H,8H-[1,3]dioxolo[4,5-g]quinazolin-7-yl)butanamide

4-[6-[(2-amino-2-oxoethyl)thio]-8-oxo[1,3]dioxolo[4,5-g]quinazolin-7(8H)-yl]-N-[2-(3,4-dimethoxyphenyl)ethyl]butanamide

2-[2-(3,5-dimethyl-1H-pyrazol-1-yl)ethyl]-5-[(4-fluorobenzyl)thio][1,2,4]triazolo[1,5-c]quinazoline

2-({2-[2-(2-methyl-1H-benzimidazol-1-yl)ethyl][1,2,4]triazolo[1,5-c]quinazolin-5-yl}thio)-N-[3-(trifluoromethyl)phenyl]acetamide

2-(1H-Imidazole-4-yl)-1H-indole

ethyl 2-({7-[(4-{[2-(3,4-dimethoxyphenyl)ethyl]carbamoyl}phenyl)methyl]-8-oxo-2H,7H,8H-[1,3]dioxolo[4,5-g]quinazolin-6-yl}sulfanyl)acetate

4-((6-((2-(diethylamino)-2-oxoethyl)thio)-8-oxo-[1,3]dioxolo[4,5-g]quinazolin-7(8H)-yl)methyl)-N-(3,4-dimethoxyphenethyl)benzamide

4-((6-((2-(sec-butylamino)-2-oxoethyl)thio)-8-oxo-[1,3]dioxolo[4,5-g]quinazolin-7(8H)-yl)methyl)-N-(3,4-dimethoxyphenethyl)benzamide