6H-Furo[2′,3′:4,5]oxazolo[3,2-a]pyrimidin-6-one, 3-(acetyloxy)-2,3,3a,9a-tetrahydro-2-(hydroxymethyl)-, [2R-(2α,3β,3aβ,9aβ)]-

6H-Furo[2′,3′:4,5]oxazolo[3,2-a]pyrimidin-6-one, 3-(acetyloxy)-2,3,3a,9a-tetrahydro-2-[[(4-methoxyphenyl)diphenylmethoxy]methyl]-, [2R-(2α,3β,3aβ,9aβ)]-

(2R,3R,3aS,9aR)-2,3,3a,9a-Tetrahydro-3-hydroxy-2-[[(4-methoxyphenyl)diphenylmethoxy]methyl]-6H-furo[2′,3′:4,5]oxazolo[3,2-a]pyrimidin-6-one

3′-O-(Triphenylmethyl)uridine

(2S,3R,5R,11R)-2,3-Dihydro-11-(triphenylmethoxy)-3-[(triphenylmethoxy)methyl]-2,5-methano-5H,9H-pyrimido[2,1-b][1,5,3]dioxazepin-9-one

5′-Adenylic acid, mono[2-(4-aminophenyl)ethyl] ester

2′-O-(Triphenylmethyl)uridine

Uridine 5′-(trihydrogen diphosphate), P′-[2-(acetylamino)-2-deoxy-4-O-sulfo-α-D-galactopyranosyl] ester

Uridine, 5-fluoro-4-thio-, 2′,3′,5′-tribenzoate

5′-Se-Methyl-5′-selenothymidine

Thymidine, 3′-O-[(1,1-dimethylethyl)dimethylsilyl]-5′-Se-methyl-5′-seleno-

Adenosine, N-benzoyl-2′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-5′-Se-methyl-5′-seleno-

Thymidine, 5′,5′′′-diselenobis[5′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-

Thymidine, 5′-bromo-5′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-

Adenosine, 5′-Se-methyl-5′-selenothymidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxy-

Thymidine, 5′-Se-methyl-5′-selenothymidylyl-(3′→5′)-

Guanidine, (4-nitro-1-β-D-ribofuranosyl-1H-imidazol-5-yl)-

Cyanamide, (4-nitro-1-β-D-ribofuranosyl-1H-imidazol-5-yl)-

Guanidine, [4-nitro-1-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-1H-imidazol-5-yl]-

5′-Thymidylic acid, 3′-[(aminocarbonyl)amino]-3′-deoxy-