5′-O-[(1,1-Dimethylethyl)diphenylsilyl]-8-iodo-2′,3′-O-(1-methylethylidene)adenosine

2',3'-O-(1-Methylethylidene)-8-iodoadenosine

N-Benzoyl-5′-O-[(1,1-dimethylethyl)diphenylsilyl]-2′,3′-O-(1-methylethylidene)adenosine

6-[[[(1,1-Dimethylethyl)diphenylsilyl]oxy]methyl]-1-[5,6,7-trideoxy-2,3-O-(1-methylethylidene)-β-D-ribo-hept-6-ynofuranosyl]-2,4(1H,3H)-pyrimidinedione

6-[[[(1,1-Dimethylethyl)diphenylsilyl]oxy]methyl]-1-[5,6,7-trideoxy-2,3-O-(1-methylethylidene)-7-(triethylsilyl)-β-D-ribo-hept-6-ynofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-[6,7-Dideoxy-2,3-O-(1-methylethylidene)-7-(triethylsilyl)-β-D-allo-hept-6-ynofuranosyl]-6-[[[(1,1-dimethylethyl)diphenylsilyl]oxy]methyl]-2,4(1H,3H)-pyrimidinedione

1-[6,7-Dideoxy-2,3-O-(1-methylethylidene)-α-L-talo-hept-6-ynofuranosyl]-6-[[[(1,1-dimethylethyl)diphenylsilyl]oxy]methyl]-2,4(1H,3H)-pyrimidinedione

1-[6,7-Dideoxy-2,3-O-(1-methylethylidene)-7-(triethylsilyl)-α-L-talo-hept-6-ynofuranosyl]-6-(hydroxymethyl)-2,4(1H,3H)-pyrimidinedione

1-[6,7-Dideoxy-2,3-O-(1-methylethylidene)-β-D-allo-hept-6-ynofuranosyl]-6-[[[(1,1-dimethylethyl)diphenylsilyl]oxy]methyl]-2,4(1H,3H)-pyrimidinedione

1-[6,7-Dideoxy-2,3-O-(1-methylethylidene)-7-(triethylsilyl)-β-D-allo-hept-6-ynofuranosyl]-6-(hydroxymethyl)-2,4(1H,3H)-pyrimidinedione

1-[5,6,7-Trideoxy-2,3-O-(1-methylethylidene)-β-D-ribo-hept-6-ynofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-[5,6,7-Trideoxy-2,3-O-(1-methylethylidene)-7-(triethylsilyl)-β-D-ribo-hept-6-ynofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-[6,7-Dideoxy-2,3-O-(1-methylethylidene)-5-O-[tris(1-methylethyl)silyl]-α-L-talo-hept-6-ynofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-[6,7-Dideoxy-2,3-O-(1-methylethylidene)-α-L-talo-hept-6-ynofuranosyl]-2,4(1H,3H)-pyrimidinedione

Guanosine, 2′-deoxy-, 3′,5′-dipentanoate

2′-Deoxy-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-7,8-dihydro-8-oxoguanosine

2′-Deoxy-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-7,8-dihydro-7-methyl-8-oxoguanosine

Guanosine, 2′,3′,5′-tris(butyl carbonate)

2′-O-[[2-[(4-Methylphenyl)sulfonyl]ethoxy]methyl]uridine

Guanosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-N-[(dimethylamino)methylene]-3′-O-[[2-[(4-methylphenyl)sulfonyl]ethoxy]methyl]-, 2′-(hydrogen heptanedioate)