Ethyl 1-(2-deoxy-β-D-erythro-pentofuranosyl)-1H-1,2,4-triazole-3-carboxylate

Ethyl 1-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]-1H-imidazole-4-carboxylate

Cytidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-N-[3-[(trifluoroacetyl)[4-[(trifluoroacetyl)[3-[(trifluoroacetyl)amino]propyl]amino]butyl]amino]propyl]-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Cytidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-N-[3-[(trifluoroacetyl)[4-[(trifluoroacetyl)[3-[(trifluoroacetyl)amino]propyl]amino]butyl]amino]propyl]-

N-[3-[[4-[(3-Aminopropyl)amino]butyl]amino]propyl]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxycytidine

Methyl (2E)-3-[1,2,3,6-tetrahydro-4-methyl-2,6-dioxo-1-[2,3,5-tris-O-(tetrahydro-2H-pyran-2-yl)-β-D-ribofuranosyl]-5-pyrimidinyl]-2-propenoate

(2E)-3-[1,2,3,6-Tetrahydro-4-methyl-2,6-dioxo-1-[2,3,5-tris-O-(tetrahydro-2H-pyran-2-yl)-β-D-ribofuranosyl]-5-pyrimidinyl]-2-propenoic acid

8-Chloro-3,7-dihydro-1-methyl-3-(2-methylpropyl)-7-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-1H-purine-2,6-dione

8-Chloro-3,7-dihydro-3-methyl-7-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-1H-purine-2,6-dione

3,7-Dihydro-1-methyl-3-(2-methylpropyl)-7-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-1H-purine-2,6-dione

3,7-Dihydro-3-methyl-7-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-1H-purine-2,6-dione

Guanosine, 2′-deoxy-N-[[2-(4-nitrophenyl)ethoxy]carbonyl]-6-O-[2-(4-nitrophenyl)ethyl]-, 5′-(β-methyl-2-nitrobenzeneethanesulfonate)

Guanosine, 2′-deoxy-N-[[2-(4-nitrophenyl)ethoxy]carbonyl]-6-O-[2-(4-nitrophenyl)ethyl]-, 5′-(4-chloro-2-nitrobenzeneethanesulfonate)

Guanosine, 2′-deoxy-N-[[2-(4-nitrophenyl)ethoxy]carbonyl]-6-O-[2-(4-nitrophenyl)ethyl]-, 5′-(2-chloro-6-nitrobenzeneethanesulfonate)

Guanosine, 2′-deoxy-N-[[2-(4-nitrophenyl)ethoxy]carbonyl]-6-O-[2-(4-nitrophenyl)ethyl]-, 5′-(2-nitrobenzeneethanesulfonate)

Adenosine, 2′-deoxy-N-[[2-(4-nitrophenyl)ethoxy]carbonyl]-, 5′-(β-methyl-2-nitrobenzeneethanesulfonate)

Adenosine, 2′-deoxy-N-[[2-(4-nitrophenyl)ethoxy]carbonyl]-, 5′-(2,4-dinitrobenzeneethanesulfonate)

Adenosine, 2′-deoxy-N-[[2-(4-nitrophenyl)ethoxy]carbonyl]-, 5′-(4-chloro-2-nitrobenzeneethanesulfonate)

Cytidine, 2′-deoxy-N-[[2-(4-nitrophenyl)ethoxy]carbonyl]-, 5′-(β-methyl-2-nitrobenzeneethanesulfonate)

Cytidine, 2′-deoxy-N-[[2-(4-nitrophenyl)ethoxy]carbonyl]-, 5′-(2,4-dinitrobenzeneethanesulfonate)