rel-(6R,7R,8S,8aR,13aR)-7,8,13,13a-Tetrahydro-7,8-dihydroxy-6H-6,8a-epoxy-11H-pyrrolo[1′,2′:4,5]pyrazino[1,2-a][1]benzazocine-5,9,14(12H)-trione

rel-(3aR,4R,5S,6R,7R)-2,3,4,5,6,7-Hexahydro-4,5,7-trihydroxy-1H-3a,6-epoxypyrrolo[1,2-a][1]benzazocin-1-one

Uridine 5′-(trihydrogen diphosphate), P′-(3-deoxy-α-D-xylo-hexopyranosyl) ester

Thymidine, 5′-deoxy-5′-fluoro-, 3′-acetate

9-(3-Deoxy-α-L-threo-pentofuranosyl)-9H-purin-6-amine

Adenine, 9-(3-deoxy-α-L-threo-pentodialdo-1,4-furanosyl)-

Adenosine, 3′,5′-dideoxy-5′-oxo-

Uracil, 1-α-L-lyxo-pentodialdo-1,4-furanosyl-

Uracil, 1-[2,3-O-(p-methoxybenzylidene)-α-L-lyxo-pentodialdo-1,4-furanosyl]-

Uracil, 1-(2,3-O-benzylidene-α-L-lyxofuranosyl)-

Uracil, 1-(2,3-O-benzylidene-α-L-lyxo-pentodialdo-1,4-furanosyl)-

5′-Deoxy-5′-oxo-2′,3′-O-(phenylmethylene)uridine

1-(2,3-Anhydro-β-D-lyxofuranosyl)-5-bromo-2,4(1H,3H)-pyrimidinedione

Cytidine 5′-(trihydrogen diphosphate) P′-[(2R,3S)-2,4-dihydroxy-3-methyl-3-(phosphonooxy)butyl] ester

4-Diphosphocytidyl-2-C-methyl-D-erythritol

Cytidine, 2′-deoxy-P-thiocytidylyl-(3′→5′)-2′-deoxy-P-thioadenylyl-(3′→5′)-2′-deoxy-P-thiocytidylyl-(3′→5′)-2′-deoxy-P-thiocytidylyl-(3′→5′)-2′-deoxy-

Guanosine, 2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxy-