5-Isoxazolidinecarboxylic acid, 2-[2,3:5,6-bis-O-(1-methylethylidene)-α-D-mannofuranosyl]-5-methyl-, methyl ester, (5S)-

5-Isoxazolidinecarboxylic acid, 5-methyl-2-[5-O-methyl-2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-, methyl ester

Cytidine, 2′,3′-O-(methoxymethylene)-N,N-dimethyl-

Adenine, 9-(2,3-O-isopropylidene-D-mannofuranosyl)-

2(1H)-Pyrimidinone, 1-(2-deoxy-β-D-erythro-pentofuranosyl)-4-methoxy-5-methyl-, 3′,5′-di-p-toluenesulfonate

Adenosine, 5′-(O-methyl hydrogen phosphorothioate)

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

Benzenepropanamide, α-amino-N-[1,4-dihydro-1-[2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-4-oxo-2-pyrimidinyl]-, (S)-

4-(Methylthio)-1-(2,3,5-tri-O-acetyl-β-L-ribofuranosyl)-2(1H)-pyrimidinone

4-Methoxy-1-(2,3,5-tri-O-acetyl-β-L-ribofuranosyl)-2(1H)-pyrimidinone

Uridylyl-(3′→5′)-cytidylyl-(3′→5′)-3′-aadenylic acid

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

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)