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

Cytidine, 2′-deoxy-N-(phenylacetyl)-, 3′-acetate

Cytidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-N-(phenylacetyl)-, 3′-acetate

Adenosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-N-(phenylacetyl)-, 3′-acetate

Cytidine, 2′-deoxy-N-(phenylacetyl)-5′-O-(trimethylsilyl)-

Adenosine, 2′-deoxy-N-(phenylacetyl)-5′-O-(trimethylsilyl)-

L-Alanine, O-[3′-O-acetyl-2′-deoxy-N-(phenylacetyl)-P-2-propenyl-5′-cytidylyl]-N-[(2-propenyloxy)carbonyl]-L-seryl-

L-Leucine, O-[3′-O-acetyl-2′-deoxy-N-(phenylacetyl)-P-2-propenyl-5′-adenylyl]-N-[(2-propenyloxy)carbonyl]-L-seryl-L-alanyl-

L-Leucine, O-[3′-O-acetyl-2′-deoxy-N-(phenylacetyl)-P-2-propenyl-5′-adenylyl]-N-[(2-propenyloxy)carbonyl]-L-seryl-

L-Tyrosine, O-[3′-O-acetyl-2′-deoxy-N-(phenylacetyl)-P-2-propenyl-5′-adenylyl]-N-[(2-propenyloxy)carbonyl]-L-seryl-

L-Alanine, O-[3′-O-acetyl-2′-deoxy-N-(phenylacetyl)-P-2-propenyl-5′-adenylyl]-N-[(2-propenyloxy)carbonyl]-L-seryl-

L-Phenylalanine, O-[3′-O-acetyl-2′-deoxy-N-(phenylacetyl)-P-2-propenyl-5′-adenylyl]-N-[(2-propenyloxy)carbonyl]-L-seryl-

L-Serine, N-[(2-propenyloxy)carbonyl]-, methyl ester, 2-propenyl 2′-deoxy-N-(phenylacetyl)-5′-cytidylate (ester)

1-(2,3,5-Tri-O-benzoyl-β-D-xylofuranosyl)-2,4(1H,3H)-pyrimidinedione

Cytidine, 5′-O-[[[5-[(9,10-dihydro-9,10-dioxo-1-anthracenyl)amino]pentyl]oxy]hydroxyphosphinyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxy-

β-D-ribo-Hexofuranuronic acid, 1,2,5-trideoxy-1-(3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)-5-[[(1,1-dimethylethoxy)carbonyl]amino]-, 3-acetate

1-[3-O-Acetyl-2,5-dideoxy-5-[[(1,1-dimethylethoxy)carbonyl]amino]-β-D-ribo-hexofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[3-O-Acetyl-2,5-dideoxy-5-[[(1,1-dimethylethoxy)carbonyl]amino]-6-O-[(1,1-dimethylethyl)diphenylsilyl]-β-D-ribo-hexofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[3-O-Acetyl-5-amino-2,5-dideoxy-6-O-[(1,1-dimethylethyl)diphenylsilyl]-β-D-ribo-hexofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[3-O-Acetyl-5-azido-2,5-dideoxy-6-O-[(1,1-dimethylethyl)diphenylsilyl]-β-D-ribo-hexofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione