1-(3,5-Di-O-phosphono-β-D-arabinofuranosyl)-1,2-dihydropyrimidine

Guanosine 5′-(trihydrogen diphosphate), 6-thio-, P′-anhydride with phosphorothioic acid

6H-Furo[2′,3′:4,5]thiazolo[3,2-a]pyrimidin-6-one, 2,3,3a,9a-tetrahydro-3-hydroxy-2-[(triphenylmethoxy)methyl]-, [2R-(2α,3β,3aβ,9aβ)]-

2,4(1H,3H)-Pyrimidinedione, 1-(5-O-benzoyl-3-deoxy-3-thiocyanato-β-D-xylofuranosyl)-

Thymidine, 3′-azido-3′-deoxy-, 5′-(2,6-dioxo-1-piperidineacetate)

Inosine 5′-(trihydrogen diphosphate), 8-bromo-1-β-D-ribofuranosyl-, intramol. P′,5′′-ester

9H-Purine-6-methanol, 1,6-dihydro-9-β-D-ribofuranosyl-

Glycine, N-[hydroxy[[hydroxy(5′-uridylyloxy)phosphinyl]oxy]phosphinyl]-

Glycine, N-[[[(5′-cytidylyloxy)hydroxyphosphinyl]oxy]hydroxyphosphinyl]-

Adenosine, 3′-O-phosphoryluridylyl-(5′→3′)-uridylyl-(5′→3′)-uridylyl-(5′→3′)-uridylyl-(5′→3′)-adenylyl-(5′→3′)-adenylyl-(5′→3′)-

Glycine, N-[[[(5′-guanylyloxy)hydroxyphosphinyl]oxy]hydroxyphosphinyl]-

Glycine, N-[[[(5′-adenylyloxy)hydroxyphosphinyl]oxy]hydroxyphosphinyl]-

Uridine, 5′-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]uridylyl-(3′→5′)-uridylyl-(3′→5′)-

Uridine, 2′-O-acetyl-5′-O-phosphonouridylyl-(3′→5′)-2′-O-acetyluridylyl-(3′→5′)-, 2′,3′-diacetate

Uridine, 2′-O-acetyl-5′-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]uridylyl-(3′→5′)-2′-O-acetyluridylyl-(3′→5′)-, 2′,3′-diacetate

Guanosine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]thymidylyl-(3′→5′)-2′-deoxy-N-(4-methoxybenzoyl)cytidylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxobutyl)guanylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)-

Thymidine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]thymidylyl-(3′→5′)-2′-deoxy-N-(4-methoxybenzoyl)cytidylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxobutyl)guanylyl-(3′→5′)-

3′-Cytidylic acid, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(4-chlorophenyl)-2′-deoxycytidylyl-(3′→5′)-N-benzoyl-2′-deoxy-, mono(4-chlorophenyl) ester

Uridine, 5′-O-[(4-chlorophenoxy)acetyl]-P-(2-chlorophenyl)-N-(4-methoxybenzoyl)-2′-O-(tetrahydro-4-methoxy-2H-pyran-4-yl)cytidylyl-(3′→5′)-2′-O-(tetrahydro-4-methoxy-2H-pyran-4-yl)-

Thymidine, 5′-O-[[3-[2,3-dihydro-2-[5-[1-(3-hydroxypropyl)-3,3-dimethyl-3H-indolium-2-yl]-2,4-pentadienylidene]-3,3-dimethyl-1H-indol-1-yl]propoxy]hydroxyphosphinyl]adenylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyadenylyl-...