6H-Furo[2′,3′:4,5]oxazolo[3,2-a]pyrimidine-2-methanol, 2,3,3a,9a-tetrahydro-6-imino-3-(1-oxopropoxy)-, [2R-(2α,3β,3aβ,9aβ)]-

2-(2,5-Di-O-acetyl-3-amino-3-deoxy-β-D-arabinofuranosyl)-1,2,4-triazine-3,5(2H,4H)-dione

1,2,3,4-Tetrahydro-2,4-dioxo-1-(5-O-phosphono-β-D-ribofuranosyl)-5-pyrimidinecarboxylic acid

5′-Cytidylic acid, mono[2-(4-nitrophenyl)ethyl] ester

3′-Guanylic acid, cytidylyl-(3′→5′)-1-methylinosinylyl-(3′→5′)-pseudouridylyl-(3′→5′)-

Adenosine, 5′-chloro-5′-deoxy-N-formyl-2′,3′-O-(1-methylethylidene)-

Adenosine, 5′-S-[6-[bis[(1,1-dimethylethoxy)carbonyl]amino]-1-[2-[bis[(1,1-dimethylethoxy)carbonyl]amino]ethyl]hexyl]-2′,3′-O-(1-methylethylidene)-5′-thio-

Adenosine, 5′-S-[6-azido-1-(2-azidoethyl)hexyl]-5′-thio-

Guanosine, cytidylyl-(3′→5′)-1-methylinosinylyl-(3′→5′)-pseudouridylyl-(3′→5′)-, cyclic 2′,3′-(hydrogen phosphate)

4-Chloro-5-fluoro-1-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-2(1H)-pyrimidinone

Butanoic acid, 4-[[9-[5-O-[hydroxy(phosphonooxy)phosphinyl]-β-D-ribofuranosyl]-9H-purin-6-yl]amino]-4-oxo-, P′→5′-ester with 1,4-dihydro-1-β-D-ribofuranosyl-3-pyridinecarboxamide

Adenosine, N-benzoyl-5′-O-[bis(2-cyanoethoxy)phosphinyl]-P-(4-chlorophenyl)-2′-deoxyadenylyl-(3′→5′)-N-benzoyl-2′-deoxy-

Cytidine, 5′-O-[(4-chlorophenoxy)hydroxyphosphinyl]-P-(4-chlorophenyl)thymidylyl-(3′→5′)-P-(4-chlorophenyl)thymidylyl-(3′→5′)-P-(4-chlorophenyl)-2′-deoxy-N-(4-methoxybenzoyl)cytidylyl-(3′→5′)-P-(4-chlorophenyl)-2′-deoxy-N-(4-methoxybenzoyl)cytidylyl-(3′→5′)-N-benzoyl-P-(4-chlorophenyl)-2′-deoxyadeny...

Cytidine, 5′-O-[(4-chlorophenoxy)(2-cyanoethoxy)phosphinyl]-P-(4-chlorophenyl)thymidylyl-(3′→5′)-P-(4-chlorophenyl)thymidylyl-(3′→5′)-P-(4-chlorophenyl)-2′-deoxy-N-(4-methoxybenzoyl)cytidylyl-(3′→5′)-P-(4-chlorophenyl)-2′-deoxy-N-(4-methoxybenzoyl)cytidylyl-(3′→5′)-N-benzoyl-P-(4-chlorophenyl)-2′-de...

Cytidine, 5′-O-[(4-chlorophenoxy)hydroxyphosphinyl]-P-(4-chlorophenyl)-2′-deoxy-N-(4-methoxybenzoyl)cytidylyl-(3′→5′)-P-(4-chlorophenyl)-2′-deoxy-N-(4-methoxybenzoyl)cytidylyl-(3′→5′)-N-benzoyl-P-(4-chlorophenyl)-2′-deoxyadenylyl-(3′→5′)-2′-deoxy-N-(4-methoxybenzoyl)-, 3′-benzoate

Cytidine, 5′-O-[(4-chlorophenoxy)(2-cyanoethoxy)phosphinyl]-P-(4-chlorophenyl)-2′-deoxy-N-(4-methoxybenzoyl)cytidylyl-(3′→5′)-P-(4-chlorophenyl)-2′-deoxy-N-(4-methoxybenzoyl)cytidylyl-(3′→5′)-N-benzoyl-P-(4-chlorophenyl)-2′-deoxyadenylyl-(3′→5′)-2′-deoxy-N-(4-methoxybenzoyl)-, 3′-benzoate

Cytidine, 5′-O-[(4-chlorophenoxy)(2-cyanoethoxy)phosphinyl]-P-(4-chlorophenyl)-2′-deoxy-N-(4-methoxybenzoyl)cytidylyl-(3′→5′)-2′-deoxy-N-(4-methoxybenzoyl)-

Cytidine, N-benzoyl-5′-O-[(4-chlorophenoxy)hydroxyphosphinyl]-P-(4-chlorophenyl)-2′-deoxyadenylyl-(3′→5′)-2′-deoxy-N-(4-methoxybenzoyl)-, 3′-benzoate

Uridine, 5-chloro-3′-deoxy-3′-[(1,1-dimethylethyl)oxyamino]-4′-C-hydroxy-

Nitroxide, 6-amino-2,3,4,5-tetrahydro-2-oxo-3-β-D-ribofuranosyl-4-pyrimidinyl 1,1-dimethylethyl