P-(2-Chlorophenyl)-5′-O-[2-(dibromomethyl)benzoyl]-2′-O-(tetrahydro-4-methoxy-2H-pyran-4-yl)uridylyl-(3′→5′)-N-benzoyl-2′-O-(tetrahydro-4-methoxy-2H-pyran-4-yl)cytidine

1-[3,5-Bis-O-(tetrahydro-2H-pyran-2-yl)-2-O-[(trifluoromethyl)sulfonyl]-β-D-arabinofuranosyl]-2,4(1H,3H)-pyrimidinedione

2,4(1H,3H)-Pyrimidinedione, 1-[2,5-anhydro-4-C-[[bis(4-methoxyphenyl)phenylmethoxy]methyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-3-C-[3-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]propyl]-α-L-lyxofuranosyl]-5-methyl-

2,4(1H,3H)-Pyrimidinedione, 1-[2,5-anhydro-4-C-[[bis(4-methoxyphenyl)phenylmethoxy]methyl]-3-C-[3-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]propyl]-α-L-lyxofuranosyl]-5-methyl-

2,4(1H,3H)-Pyrimidinedione, 1-[2,5-anhydro-3-C-[3-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]propyl]-4-C-(hydroxymethyl)-α-L-lyxofuranosyl]-5-methyl-

2,4(1H,3H)-Pyrimidinedione, 1-[2,5-anhydro-3-C-(3-azidopropyl)-4-C-(hydroxymethyl)-3-O-(phenylmethyl)-α-L-lyxofuranosyl]-5-methyl-

Uridine, 3′-C-(3-azidopropyl)-5-methyl-4′-C-[[(methylsulfonyl)oxy]methyl]-3′-O-(phenylmethyl)-, 2′-acetate 5′-methanesulfonate

2,4(1H,3H)-Pyrimidinedione, 1-[3-C-[3-(acetyloxy)propyl]-2,5-anhydro-4-C-[[bis(4-methoxyphenyl)phenylmethoxy]methyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-α-L-lyxofuranosyl]-5-methyl-

2,4(1H,3H)-Pyrimidinedione, 1-[3-C-[3-(acetyloxy)propyl]-2,5-anhydro-4-C-[[bis(4-methoxyphenyl)phenylmethoxy]methyl]-α-L-lyxofuranosyl]-5-methyl-

2,4(1H,3H)-Pyrimidinedione, 1-[2,5-anhydro-4-C-[[bis(4-methoxyphenyl)phenylmethoxy]methyl]-3-C-(3-hydroxypropyl)-α-L-lyxofuranosyl]-5-methyl-

2,4(1H,3H)-Pyrimidinedione, 1-[2,5-anhydro-4-C-[[bis(4-methoxyphenyl)phenylmethoxy]methyl]-3-C-[3-(phenylmethoxy)propyl]-3-O-(phenylmethyl)-α-L-lyxofuranosyl]-5-methyl-

2,4(1H,3H)-Pyrimidinedione, 1-[2,5-anhydro-4-C-(hydroxymethyl)-3-C-[3-(phenylmethoxy)propyl]-3-O-(phenylmethyl)-α-L-lyxofuranosyl]-5-methyl-

Uridine, 5-methyl-4′-C-[[(methylsulfonyl)oxy]methyl]-3′-C-[3-(phenylmethoxy)propyl]-3′-O-(phenylmethyl)-, 2′-acetate 5′-methanesulfonate

2,4(1H,3H)-Pyrimidinedione, 1-[2,5-anhydro-4-C-[[bis(4-methoxyphenyl)phenylmethoxy]methyl]-3-C-[2-[(1,4-dioxopentyl)oxy]ethyl]-α-L-lyxofuranosyl]-5-methyl-

2,4(1H,3H)-Pyrimidinedione, 1-[2,5-anhydro-4-C-[[bis(4-methoxyphenyl)phenylmethoxy]methyl]-3-C-(2-hydroxyethyl)-α-L-lyxofuranosyl]-5-methyl-

2,4(1H,3H)-Pyrimidinedione, 1-[2,5-anhydro-4-C-[[bis(4-methoxyphenyl)phenylmethoxy]methyl]-3-C-(2-hydroxyethyl)-3-O-(phenylmethyl)-α-L-lyxofuranosyl]-5-methyl-

2,4(1H,3H)-Pyrimidinedione, 1-[2,5-anhydro-4-C-[[bis(4-methoxyphenyl)phenylmethoxy]methyl]-3-O-(phenylmethyl)-3-C-2-propenyl-α-L-lyxofuranosyl]-5-methyl-

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-5-methyl-4′-C-[[[(4-methylphenyl)sulfonyl]oxy]methyl]-3′-O-(phenylmethyl)-3′-C-2-propenyl-

7-Bromo-2-(4-bromophenyl)-2,5-dihydro-5-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-3H-pyrazolo[4,3-c]quinolin-3-one

7-Fluoro-2-(4-fluorophenyl)-2,5-dihydro-5-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-3H-pyrazolo[4,3-c]quinolin-3-one