7-Deazaadenosine, thymidylyl-(3′→5′)-N-benzoyl-

7-Deazaadenosine, 5′-O-tritylthymidylyl-(3′→5′)-N-benzoyl-2′,3′-O-isopropylidene-

p-Anisamide, N-[1,2-dihydro-1-[5-O-(p-methyl-α,α-diphenylbenzyl)-β-D-arabinofuranosyl]-2-oxo-4-pyrimidinyl]-

N-(4-Amino-7-β-D-arabinofuranosyl-7H-pyrrolo[2,3-d]pyrimidin-2-yl)acetamide

Acetamide, N-[6-amino-9-(2,3,5-tri-O-benzyl-β-D-arabinofuranosyl)-9H-purin-2-yl]-

N,N′-[9-[2,3,5-Tris-O-(phenylmethyl)-β-D-arabinofuranosyl]-9H-purine-2,6-diyl]bis[acetamide]

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

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

Thymidine, N-benzoyl-5′-O-[α,α-bis(p-methoxyphenyl)benzyl]-2′-deoxycytidylyl-(3′→5′)-, 2,2,2-trichloroethyl ester, 3′-acetate

Thymidine, thymidylyl-(3′→5′)-, 2,2,2-trichloroethyl ester, 3′-acetate

Acetamide, N-(1,2-dihydro-2-oxo-1-β-D-ribofuranosyl-4-pyrimidinyl)-, cyclic dimethyl orthocarbonate

Cytidine, cyclic 2′,3′-(dimethyl orthocarbonate)

Uridine, cyclic 2′,3′-(dimethyl orthocarbonate)

Adenosine, cyclic 2′,3′-(dimethyl orthocarbonate)