2-Pyrimidinamine, 1-β-D-arabinofuranosyl-1,4-dihydro-4-imino-N-(2-phenylethyl)-

Adenosine, 2-[[2-[4-[(4-chlorophenyl)methyl]-1-piperazinyl]ethyl]thio]-

9-[6-[(2-Cyanoethyl)amino]-6-deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-allofuranosyl]-9H-purin-6-amine

Guanosine 5′-(tetrahydrogen triphosphate), P′′-(2-aminoethyl) ester

L-Threonine, N-[[[9-(3,5-O-phosphinico-β-D-ribofuranosyl)-9H-purin-6-yl]amino]carbonyl]-

Adenosine, N-[(octylamino)carbonyl]-, cyclic 3′,5′-(hydrogen phosphate) 2′-(octylcarbamate)

Guanosine, 8-bromo-, cyclic 3′,5′-(hydrogen phosphate) 2′-(4-methylbenzenesulfonate)

Adenosine, N-[(propylamino)carbonyl]-, cyclic 3′,5′-(hydrogen phosphate) 2′-(propylcarbamate)

1-Deoxy-1-(3,4-dihydro-2-oxo-4-thioxo-1(2H)-pyrimidinyl)-β-D-ribofuranuronic acid

Guanosine, 5,6-dihydrouridylyl-(3′→5′)-

Pyridinium, 5-(aminocarbonyl)-2-methoxy-1-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-

Acetamide, N-[3-[6-(acetyloxy)tetrahydro-5-(hydroxymethyl)-2-oxofuro[2,3-d]oxazol-3(2H)-yl]butyl]-, [3aR-[3(R*),3aα,5β,6α,6aα]]-

Hydrazinecarboxamide, 2-[3-cyano-2-[tetrahydro-6-[(4-nitrobenzoyl)oxy]-5-[[(4-nitrobenzoyl)oxy]methyl]-2-oxofuro[2,3-d]oxazol-3(2H)-yl]propylidene]-, [3aR-[3(S*),3aα,5β,6α,6aα]]-

Furo[2,3-d]oxazole-3(2H)-propanenitrile, β-formyltetrahydro-2-oxo-6-[(4-nitrobenzoyl)oxy]-5-[[(4-nitrobenzoyl)oxy]methyl]-, [3aR-[3(S*),3aα,5β,6α,6aα]]-

Furo[2,3-d]oxazole-3(2H)-propanenitrile, tetrahydro-β-methyl-2-oxo-6-[(4-nitrobenzoyl)oxy]-5-[[(4-nitrobenzoyl)oxy]methyl]-, [3aR-[3(R*),3aα,5β,6α,6aα]]-

Furo[2,3-d]oxazole-3(2H)-propanenitrile, β-1,3-dithian-2-yltetrahydro-6-[(4-nitrobenzoyl)oxy]-5-[[(4-nitrobenzoyl)oxy]methyl]-2-oxo-, [3aR-[3(S*),3aα,5β,6α,6aα]]-

Acetamide, N-[3-[5-[(acetyloxy)methyl]tetrahydro-6-hydroxy-2-oxofuro[2,3-d]oxazol-3(2H)-yl]butyl]-, [3aR-[3(R*),3aα,5β,6α,6aα]]-

Furo[2,3-d]oxazole-3(2H)-propanenitrile, tetrahydro-6-hydroxy-5-(hydroxymethyl)-β-methyl-2-oxo-, [3aR-[3(R*),3aα,5β,6α,6aα]]-

Furo[2,3-d]oxazole-3(2H)-propanenitrile, β-1,3-dithian-2-yltetrahydro-6-hydroxy-5-(hydroxymethyl)-2-oxo-, [3aR-[3(S*),3aα,5β,6α,6aα]]-

Furo[2,3-d]oxazole-3(2H)-propanamide, β-1,3-dithian-2-yl-6-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-5-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]tetrahydro-2-oxo-, [3aR-[3(S*),3aα,5β,6α,6aα]]-