Uridine, 2′,3′-O-(1-methylethylidene)-5′-O-[(2,3,5,6-tetramethylphenyl)methyl]-

Uridine, 2′,3′-O-(1-methylethylidene)-5′-O-[(2,4,6-trimethylphenyl)methyl]-

Guanosine 5′-(trihydrogen diphosphate), 2′-deoxy-, P′-anhydride with phosphorothioic acid

5′-Thymidylic acid, 5′-anhydride with methylenebis[phosphonic acid]

5′-Adenylic acid, 2′-deoxy-, monoanhydride with methylenebis[phosphonic acid]

Thymidine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]thymidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-

Adenosine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]thymidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxy-

Cytidine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxy-

Adenosine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxy-

Inosine, 2′,3′-O-(1-methylethylidene)-5′-O-[3,4,6-tris-O-(4-nitrobenzoyl)-2-O-(phenylmethyl)-β-D-glucopyranosyl]-

3′-Thymidylic acid, 5′-O-(triphenylmethyl)thymidylyl-(3′→5′)-

Dihydro-6-methoxy-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-1,3,5-triazine-2,4(1H,3H)-dione

4H-Pyrazolo[3,4-d]pyrimidin-4-one, 2,5-dihydro-2,5-di-β-D-ribofuranosyl-

4H-Pyrazolo[3,4-d]pyrimidin-4-one, 1,5-dihydro-1,5-di-β-D-ribofuranosyl-

1,5-Dihydro-5-β-D-ribofuranosyl-4H-pyrazolo[3,4-d]pyrimidin-4-one

2,5-Dihydro-2,5-bis(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-4H-pyrazolo[3,4-d]pyrimidin-4-one

1,5-Dihydro-1,5-bis(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-4H-pyrazolo[3,4-d]pyrimidin-4-one

2,5-Dihydro-2,5-bis(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-4H-pyrazolo[3,4-d]pyrimidin-4-one

1,5-Dihydro-1,5-bis(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-4H-pyrazolo[3,4-d]pyrimidin-4-one

1,5-Dihydro-5-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-4H-pyrazolo[3,4-d]pyrimidin-4-one