Thymidine, N-benzoyl-5′-O-[(2-cyanoethoxy)hydroxyphosphinyl]-2′-deoxyadenylyl-(3′→5′)-N-benzoyl-2′-deoxyadenylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-

Adenosine, 5′-O-[(2-cyanoethoxy)hydroxyphosphinyl]-2′-deoxy-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-N-benzoyl-2′-deoxy-

Adenosine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]thymidylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-N-benzoyl-2′-deoxy-

Thymidine, N-benzoyl-5′-O-[(2-cyanoethoxy)hydroxyphosphinyl]-2′-deoxyadenylyl-(3′→5′)-N-benzoyl-2′-deoxyadenylyl-(3′→5′)-thymidylyl-(3′→5′)-

Thymidine, N-benzoyl-5′-O-[(2-cyanoethoxy)hydroxyphosphinyl]-2′-deoxyadenylyl-(3′→5′)-N-benzoyl-2′-deoxyadenylyl-(3′→5′)-

Thymidine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]thymidylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-

Adenosine, 5′-O-phosphonothymidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxy-

Cytidine, 5′-O-phosphonothymidylyl-(3′→5′)-2′-deoxy-N-(4-methoxybenzoyl)cytidylyl-(3′→5′)-N-benzoyl-2′-deoxyadenylyl-(3′→5′)-2′-deoxy-N-(4-methoxybenzoyl)-

Adenosine, 2-amino-, 2′-butanoate

9-(2-C-Methyl-β-D-arabinofuranosyl)-9H-purin-6-amine

7H-Pyrrolo[2,3-d]pyrimidin-4-amine, 7-[2-C-methyl-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-β-D-ribofuranosyl]-

7H-Pyrrolo[2,3-d]pyrimidin-2-amine, 4-chloro-5-ethyl-7-[3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-β-D-ribofuranosyl]-

7H-Pyrrolo[2,3-d]pyrimidine-5-carbonitrile, 2-amino-4-chloro-7-[3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-β-D-ribofuranosyl]-

7-(3-Deoxy-β-D-erythro-pentofuranosyl)-4-methoxy-7H-pyrrolo[2,3-d]pyrimidin-2-amine

(2S,5R)-5-(2-Amino-4-methoxy-7H-pyrrolo[2,3-d]pyrimidin-7-yl)-2,5-dihydro-4-hydroxy-2-furanmethanol

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

1-[2-Deoxy-3,5-bis-O-[(methoxyamino)carbonyl]-β-D-erythro-pentofuranosyl]-5-iodo-2(1H)-pyrimidinone

5-Chloro-1-(2-deoxy-β-D-erythro-pentofuranosyl)-2(1H)-pyrimidinone

Carbamic acid, [2-[2-[[4-amino-1-(2-deoxy-β-D-erythro-pentofuranosyl)-1,2-dihydro-2-oxo-5-pyrimidinyl]methoxy]ethoxy]ethyl]-, 1,1-dimethylethyl ester

Thymidine, α-[2-[2-[(trifluoroacetyl)amino]ethoxy]ethoxy]-