7-Deaza-7-propargylamino-ddATP

7-Deaza-7-propargylamino-ddGTP

7-deaza-7-(octa-1,7-diynyl)-2'-dG

7-Deaza-7-Iodo-2'-deoxyguanosine

N2-isobutyryl-6-chloro-7-deaza-7-nitro-guanine

Sangivamycin

3-iodo-4-methoxypyrazolo[3,4-d]pyrimidine

N-(4-ethoxyphenyl)-2-(8-methyl-3-((3-methyl-1,2,4-oxadiazol-5-yl)methyl)-4-oxo-3H-pyrimido[5,4-b]indol-5(4H)-yl)acetamide

N-(2,5-dimethoxybenzyl)-3-[3-(4-fluorophenyl)-1,2,4-oxadiazol-5-yl]benzamide

2-{3-[(3-ethyl-1,2,4-oxadiazol-5-yl)methyl]-8-methyl-4-oxo-3H,4H,5H-pyrimido[5,4-b]indol-5-yl}-N-(3-ethylphenyl)acetamide

N-(3-chloro-4-fluorophenyl)-2-(3-((3-ethyl-1,2,4-oxadiazol-5-yl)methyl)-8-methyl-4-oxo-3H-pyrimido[5,4-b]indol-5(4H)-yl)acetamide

2-{3-[(3-ethyl-1,2,4-oxadiazol-5-yl)methyl]-8-methyl-4-oxo-3H,4H,5H-pyrimido[5,4-b]indol-5-yl}-N-[(3-methoxyphenyl)methyl]acetamide

N-(2H-1,3-benzodioxol-5-yl)-2-{3-[(3-ethyl-1,2,4-oxadiazol-5-yl)methyl]-8-methyl-4-oxo-3H,4H,5H-pyrimido[5,4-b]indol-5-yl}acetamide

N-(4-ethylphenyl)-2-{8-methyl-4-oxo-3-[(3-propyl-1,2,4-oxadiazol-5-yl)methyl]-3H,4H,5H-pyrimido[5,4-b]indol-5-yl}acetamide

(2E)-1-(5-Methylfuran-2-yl)-3-(thiophen-2-yl)prop-2-en-1-one

N-(2,5-dimethylphenyl)-2-{8-methyl-4-oxo-3-[(3-propyl-1,2,4-oxadiazol-5-yl)methyl]-3H,4H,5H-pyrimido[5,4-b]indol-5-yl}acetamide

2-{3-[(3-cyclopropyl-1,2,4-oxadiazol-5-yl)methyl]-8-methyl-4-oxo-3H,4H,5H-pyrimido[5,4-b]indol-5-yl}-N-(4-ethylphenyl)acetamide