9H-Purin-6-amine, 9-[5-S-methyl-2,3-bis-O-(phenylmethyl)-5-thio-β-D-arabinofuranosyl]-

Thymidine, 5-bromo-5,6-dihydro-6-methoxy-, (5R,6R)-

Thymidine, 5-bromo-5,6-dihydro-6-methoxy-, (5S,6S)-

2-(Ethylthio)-N-methyl-9-β-D-ribofuranosyl-9H-purin-8-amine

N,N-Dimethyl-2-[(phenylmethyl)thio]-9-β-D-ribofuranosyl-9H-purin-8-amine

Xanthosine, 2-S-ethyl-2-thio-, 2′,3′,5′-tribenzoate

Xanthosine, 2-S-(phenylmethyl)-2-thio-, 2′,3′,5′-tribenzoate

Xanthosine, 2-S-(phenylmethyl)-2-thio-, 2′,3′,5′-triacetate

Xanthosine, 2-O-butyl-, 2′,3′,5′-triacetate

Xanthosine, 2-O-methyl-, 2′,3′,5′-triacetate

7-[2,3-Bis-O-(methylsulfonyl)-5-O-(triphenylmethyl)-α-D-arabinofuranosyl]-1,7-dihydro-6H-purin-6-one

1,7-Dihydro-7-[5-O-(triphenylmethyl)-α-D-arabinofuranosyl]-6H-purin-6-one

4,13-Epoxy-5H-1,3-dioxolo[5,6][1,3]thiazocino[3,2-e]purine, 3a,4,13,13a-tetrahydro-2,2-dimethyl-8-(methylthio)-, [3aS-(3aα,4β,13β,13aα)]-

4,13-Epoxy-5H-1,3-dioxolo[5,6][1,3]thiazocino[3,2-e]purin-8-amine, 3a,4,13,13a-tetrahydro-N,N,2,2-tetramethyl-, [3aS-(3aα,4β,13β,13aα)]-

4,13-Epoxy-5H-1,3-dioxolo[5,6][1,3]thiazocino[3,2-e]purine, 8-chloro-3a,4,13,13a-tetrahydro-2,2-dimethyl-, [3aS-(3aα,4β,13β,13aα)]-

2,4(1H,3H)-Pyrimidinedione, 1-[4-chloro-5-(chloromethyl)tetrahydro-2-furanyl]-, [2R-(2α,4β,5α)]-

D-Threonine, 3-cyclohexyl-N-[(9H-fluoren-9-ylmethoxy)carbonyl]-L-alanyl-, 1-methylethyl ester, [1-(2-deoxy-2-methylene-β-D-erythro-pentofuranosyl)-1,2-dihydro-2-oxo-4-pyrimidinyl]carbamate (ester)

D-Glutamine, N-[[2-(trimethylsilyl)ethoxy]carbonyl]-L-tryptophyl-N-[1-[2-deoxy-3,5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-2-methylene-β-D-erythro-pentofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]-, 2-(trimethylsilyl)ethyl ester

D-Threonine, 3-cyclohexyl-N-[(9H-fluoren-9-ylmethoxy)carbonyl]-L-alanyl-, 1-methylethyl ester, [1-[2-deoxy-3,5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-2-methylene-β-D-erythro-pentofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]carbamate (ester)

L-Serine, 3-cyclohexyl-N-[(phenylmethoxy)carbonyl]-L-alanyl-2-methyl-, phenylmethyl ester, [1-(2-deoxy-2,2-difluoro-β-D-erythro-pentofuranosyl)-1,2-dihydro-2-oxo-4-pyrimidinyl]carbamate (ester)