1-[5-O-[Hydroxy(4-morpholinyloxy)phosphinyl]-β-L-ribofuranosyl]-2,4(1H,3H)-pyrimidinedione

7,10-Methano-10H-[1,5,3]oxathiazepino[3,4-e]purine-8-methanol, 7,8-dihydro-12-hydroxy-4-(methylthio)-, [7R-(7α,8β,10α,12S*)]-

1-[(3R)-3-[(Benzoyloxy)methyl]-1,3-dihydro-1-isobenzofuranyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(3S)-3-[(Benzoyloxy)methyl]-1,3-dihydro-1-isobenzofuranyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

Adenosine, 5′-ester with N2-carboxy-N6-phosphonolysine dibenzyl ester

Guanosine, 8-bromo-, 2′,3′,5′-tris(decanoate)

Guanosine, 8-(methylthio)-, 2′,3′,5′-tris(decanoate)

Guanosine, 7,8-dihydro-8-oxo-, 2′,3′,5′-tris(decanoate)

Guanosine, 2′-deoxy-7,8-dihydro-8-oxo-, 3′,5′-didecanoate

Carbamic acid, [2-[[1,4-dihydro-1-[2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-4-oxo-2-pyrimidinyl]amino]-2-oxoethyl]-, 1,1-dimethylethyl ester

L-Phenylalanine, N-[(1,1-dimethylethoxy)carbonyl]-, 5′-ester with 1,1-dimethylethyl [2-[[1,4-dihydro-1-[2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-4-oxo-2-pyrimidinyl]amino]-2-oxo-1-(phenylmethyl)ethyl]carbamate, (S)-

Carbamic acid, [2-[[1,4-dihydro-1-[2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-4-oxo-2-pyrimidinyl]amino]-2-oxo-1-(phenylmethyl)ethyl]-, 1,1-dimethylethyl ester, (S)-

4(1H)-Pyrimidinone, 2-amino-1-[2,3-O-(ethoxymethylene)-β-D-ribofuranosyl]-

Carbamic acid, [1-(cyclohexylmethyl)-2-[[1,4-dihydro-1-[2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-4-oxo-2-pyrimidinyl]amino]-2-oxoethyl]-, 1,1-dimethylethyl ester, (S)-

Carbamic acid, [2-oxo-2-[[1,4,5,6-tetrahydro-1-[2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-4-oxo-2-pyrimidinyl]amino]ethyl]-, 1,1-dimethylethyl ester

4(1H)-Pyrimidinone, 2-amino-1-[2,3-O-(ethoxymethylene)-β-D-ribofuranosyl]-5,6-dihydro-

L-Phenylalanine, N-[(1,1-dimethylethoxy)carbonyl]-, 5′-ester with 2-amino-1-[2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-4(1H)-pyrimidinone

Glycinamide, N-(triphenylmethyl)glycyl-N-[1,4-dihydro-1-[2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-4-oxo-2-pyrimidinyl]-

Carbamic acid, [2-[(1,4-dihydro-4-oxo-1-β-D-ribofuranosyl-2-pyrimidinyl)amino]-2-oxo-1-(phenylmethyl)ethyl]-, 1,1-dimethylethyl ester, (S)-

Carbamic acid, [2-[[1-[5-O-acetyl-2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-1,4-dihydro-4-oxo-2-pyrimidinyl]amino]-2-oxo-1-(phenylmethyl)ethyl]-, 1,1-dimethylethyl ester, (S)-