Cytidine, N-benzoyl-2′-deoxy-, 3′-acetate 5′-[O-(2-cyanoethyl) hydrogen phosphorodithioate]

Thymidine, 3′-acetate 5′-[O-(2-cyanoethyl) hydrogen phosphorodithioate]

N-[9-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[(2-cyanoethoxy)mercaptophosphinothioyl]-2-deoxy-β-D-erythro-pentofuranosyl]-9H-purin-2-yl]-2-methylpropanamide

Guanosine, 2′-deoxy-, 5′-(dihydrogen phosphorodithioate)

Cytidine, 2′-deoxy-, 5′-(dihydrogen phosphorodithioate)

Guanosine, 2′-deoxy-, 3′-(dihydrogen phosphorodithioate)

Cytidine, 2′-deoxy-, 3′-(dihydrogen phosphorodithioate)

Uridine, 2′-C-[(trimethylsilyl)ethynyl]-, 2′,3′,5′-tribenzoate

Uridine, 2′-C-ethenyl-, 2′,3′,5′-tribenzoate

Cytidine, N-acetyl-2′-C-[(trimethylsilyl)ethynyl]-, 2′,3′,5′-tribenzoate

Cytidine, N-acetyl-2′-C-ethenyl-, 2′,3′,5′-tribenzoate

2′-Deoxy-N-[[1-[4-[[5-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-1-oxopentyl]amino]-2-nitrophenyl]-2,2-dimethylpropoxy]carbonyl]cytidine 5′-(tetrahydrogen triphosphate)

2′-Deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-N-[[1-[4-[[5-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-1-oxopentyl]amino]-2-nitrophenyl]-2,2-dimethylpropoxy]carbonyl]cytidine 5′-(tetrahydrogen triphosphate)

2′-Deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-N-[[1-[4-[[5-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-1-oxopentyl]amino]-2-nitrophenyl]-2,2-dimethylpropoxy]carbonyl]cytidine

5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-N-[[1-[4-[[5-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-1-oxopentyl]amino]-2-nitrophenyl]-2,2-dimethylpropoxy]carbonyl]cytidine

2′-Deoxy-N-[[1-[4-[[5-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-1-oxopentyl]amino]-2-nitrophenyl]-2,2-dimethylpropoxy]carbonyl]adenosine 5′-(tetrahydrogen triphosphate)

2′-Deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-N-[[1-[4-[[5-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-1-oxopentyl]amino]-2-nitrophenyl]-2,2-dimethylpropoxy]carbonyl]adenosine 5′-(tetrahydrogen triphosphate)

2′-Deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]adenosine 5′-(tetrahydrogen triphosphate)

3′-O-Amino-N,1-[[7-amino-4-[[5-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-1-oxopentyl]oxy]-2-nitro-1,8-naphthalenediyl]bis(oxy)]-2′-deoxyguanosine 5′-(tetrahydrogen triphosphate)

N,1-[[7-Amino-4-[[5-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-1-oxopentyl]oxy]-2-nitro-1,8-naphthalenediyl]bis(oxy)]-2′-deoxy-3′-O-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)guanosine 5′-(tetrahydrogen triphosphate)