Cyclopenta[7′,8′]phenanthro[2′,3′:4,5]imidazo[1,2-a]purine-1,6,12(2H)-trione, 9-(2-deoxy-β-D-erythro-pentofuranosyl)-3,3a,6a,7,9,13a,14,15,16,16a-decahydro-6a,14-dihydroxy-16a-methyl-, (3aS,6aS,13aR,14S,16aS)-

Cyclopenta[7′,8′]phenanthro[2′,3′:4,5]imidazo[1,2-a]purine-1,6,12(2H)-trione, 9-(2-deoxy-β-D-erythro-pentofuranosyl)-3,3a,6a,7,9,13a,14,15,16,16a-decahydro-6a,14-dihydroxy-16a-methyl-, (3aS,6aS,13aR,14R,16aS)-

Cyclopenta[7′,8′]phenanthro[2′,3′:4,5]imidazo[1,2-a]purine-1,6,12(2H)-trione, 9-(2-deoxy-β-D-erythro-pentofuranosyl)-3,3a,6a,7,9,13a,14,15,16,16a-decahydro-6a,14-dihydroxy-16a-methyl-, (3aS,6aR,13aS,14S,16aS)-

Guanosine, 6-thio-, 5′→P′′-ester with [P′′(S)]-thiotriphosphoric acid ((HO)2P(O)OP(O)(OH)OP(O)(OH)(SH))

Guanosine, 6-thio-, 5′→P′′-ester with [P′′(R)]-thiotriphosphoric acid ((HO)2P(O)OP(O)(OH)OP(O)(OH)(SH))

1-[5-Azido-5-deoxy-3-O-(phenylmethyl)-β-D-altrofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

2,4(1H,3H)-Pyrimidinedione, 1-[5-azido-5-deoxy-6-O-[(1,1-dimethylethyl)diphenylsilyl]-3-O-(phenylmethyl)-β-D-ribo-hexofuranos-2-ulos-1-yl]-5-methyl-

1-[5-Azido-5-deoxy-6-O-[(1,1-dimethylethyl)diphenylsilyl]-3-O-(phenylmethyl)-β-D-allofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[2-O-Acetyl-5-azido-5-deoxy-6-O-[(1,1-dimethylethyl)diphenylsilyl]-3-O-(phenylmethyl)-β-D-allofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[5-Azido-5-deoxy-6-O-[(1,1-dimethylethyl)diphenylsilyl]-3-O-(phenylmethyl)-β-D-altrofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

2,4(1H,3H)-Pyrimidinedione, 1-[5-azido-5-deoxy-6-O-[(1,1-dimethylethyl)diphenylsilyl]-2,3-O-(carbonothioyl)-β-D-allofuranosyl]-5-methyl-

1-[5-Azido-5-deoxy-6-O-[(1,1-dimethylethyl)diphenylsilyl]-β-D-allofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

β-D-Allofuranuronic acid, 1,5-dideoxy-1-(3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)-5-[[(1,1-dimethylethoxy)carbonyl]amino]-, 2,3-diacetate

1-[2,3-Di-O-acetyl-5-deoxy-5-[[(1,1-dimethylethoxy)carbonyl]amino]-β-D-allofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[2,3-Di-O-acetyl-5-deoxy-5-[[(1,1-dimethylethoxy)carbonyl]amino]-6-O-[(1,1-dimethylethyl)diphenylsilyl]-β-D-allofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[2,3-Di-O-acetyl-5-amino-5-deoxy-6-O-[(1,1-dimethylethyl)diphenylsilyl]-β-D-allofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[2,3-Di-O-acetyl-5-azido-5-deoxy-6-O-[(1,1-dimethylethyl)diphenylsilyl]-β-D-allofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[5-O-[Hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-ribofuranosyl]-1,3,5-triazine-2,4(1H,3H)-dione

Butanoic acid, 3-amino-4-oxo-4-[(1,2,3,4-tetrahydro-2,4-dioxo-1-β-D-ribofuranosyl-5-pyrimidinyl)amino]-, (S)-

Uridine, 5-methyl-2′-O-methyl-, 5′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite] 3′-[1-(6-nitro-1,3-benzodioxol-5-yl)ethyl carbonate]