3',5'-O-[Bis(1,1-dimethylethyl)silylene]-5-methyluridine

1-(2-Deoxy-β-D-erythro-pentofuranosyl)-2,3-dihydro-7-methyl-1H-benzotriazole

2'-Deoxy-2'-methylcytidine 5'-(tetrahydrogen triphosphate)

1-[2-Deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-erythro-pentofuranosyl]-4-nitro-1H-benzimidazole

1,1-Dimethylethyl 5-ethynyl-3,6-dihydro-2,6-dioxo-3-(2,3,5-tri-O-acetyl-β-D-arabinofuranosyl)-1(2H)-pyrimidinecarboxylate

2'-Deoxy-3',5'-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-8-[2-(trimethylsilyl)ethynyl]adenosine

2'-Deoxy-3',5'-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-5-[2-(trimethylsilyl)ethynyl]uridine

2',3'-O-[(4-Chlorophenyl)methylene]-2'-C-methyladenosine

2',3'-O-Heptylidene-2'-C-methyladenosine

2',3'-O-[(2-Chlorophenyl)methylene]-2'-C-methyladenosine

2',3'-O-[(3-Chlorophenyl)methylene]-2'-C-methyladenosine

2',3'-O-[(2-Methoxyphenyl)methylene]-2'-C-methyladenosine

2',3'-O-[(3-Methoxyphenyl)methylene]-2'-C-methyladenosine

2',3'-O-[(4-Methoxyphenyl)methylene]-2'-C-methyladenosine

2',3'-O-[(2-Fluorophenyl)methylene]-2'-C-methyladenosine

2',3'-O-([1,1'-Biphenyl]-2-ylmethylene)-2'-C-methyladenosine

2',3'-O-(2-Ethylbutylidene)-2'-C-methyladenosine

2',3'-O-(2,2-Dimethylpropylidene)-2'-C-methyladenosine

2',3'-O-[(4-Chlorophenyl)methylene]-2'-C-methylcytidine

2',3'-O-(2-Ethylbutylidene)-2'-C-methylcytidine