5-Methyl-1-[(2R,5R)-tetrahydro-5-(hydroxymethyl)-5-(phenylmethyl)-2-furanyl]-2,4(1H,3H)-pyrimidinedione

1-[(5S)-5-[[[(1,1-Dimethylethyl)dimethylsilyl]oxy]methyl]tetrahydro-5-(phenylmethyl)-2-furanyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

5-Methyl-1-[(2S,5S)-tetrahydro-5-(hydroxymethyl)-5-(phenylmethyl)-2-furanyl]-2,4(1H,3H)-pyrimidinedione

5-Methyl-1-[(2R,5S)-tetrahydro-5-(hydroxymethyl)-5-(phenylmethyl)-2-furanyl]-2,4(1H,3H)-pyrimidinedione

5-Methyl-1-[(2S,5R)-tetrahydro-5-(hydroxymethyl)-5-(phenylmethyl)-2-furanyl]-2,4(1H,3H)-pyrimidinedione

2-Ethynyl-2',3'-O-(1-methylethylidene)-5'-adenylic acid

N-[(Ethylamino)carbonyl]-5'-S-methyl-2',3'-O-[(1S,2E)-3-phenyl-2-propen-1-ylidene]-5'-thioadenosine

N-[(Ethylamino)carbonyl]-5'-S-(2-hydroxypropyl)-2',3'-O-[(1S,2E)-3-phenyl-2-propen-1-ylidene]-5'-thioadenosine

N-[(Ethylamino)carbonyl]-5'-S-(2-hydroxyethyl)-2',3'-O-[(1S,2E)-3-phenyl-2-propen-1-ylidene]-5'-thioadenosine

N-[(Ethylamino)carbonyl]-5'-S-heptyl-2',3'-O-[(1S,2E)-3-phenyl-2-propen-1-ylidene]-5'-thioadenosine

N-[(Ethylamino)carbonyl]-2',3'-O-[(1S,2E)-3-phenyl-2-propen-1-ylidene]-5'-S-propyl-5'-thioadenosine

5'-S-(2,3-Dihydroxypropyl)-N-[(ethylamino)carbonyl]-2',3'-O-[(1S,2E)-3-phenyl-2-propen-1-ylidene]-5'-thioadenosine

5'-S-(3-Sulfopropyl)-N-[(ethylamino)carbonyl]-2',3'-O-[(1S,2E)-3-phenyl-2-propen-1-ylidene]-5'-thioadenosine

2'-O-Methylguanylyl-(3'→5')-2'-O-methylcytidylyl-(3'→5')-2'-O,4'-C-methylenecytidylyl-(3'→5')-2'-O-methylguanylyl-(3'→5')-2'-O-methylguanosine

5'-S-(Carboxymethyl)-N-[(ethylamino)carbonyl]-2',3'-O-[(1S,2E)-3-phenyl-2-propen-1-ylidene]-5'-thioadenosine

5'-S-[6-Amino-1-(2-aminoethylidene)hexyl]-5'-thioadenosine

1-[(2R,3S,4R,5R)-3-Bromotetrahydro-4-hydroxy-5-(hydroxymethyl)-2-(2-propen-1-yl)-2-furanyl]-2,4(1H,3H)-pyrimidinedione

2,4(1H,3H)-Pyrimidinedione, 1-[(2R,4S,5R)-4-[[[2-[(2R,3S,5R)-5-(3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl)-3-[(ethylthio)methyl]tetrahydro-2-furanyl]ethyl]thio]methyl]tetrahydro-5-(2-hydroxyethyl)-2-furanyl]-

2,4(1H,3H)-Pyrimidinedione, 1-[(2R,4S,5R)-4-[[[2-[(2R,3S,5R)-5-(3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl)-3-[(ethylthio)methyl]tetrahydro-2-furanyl]ethyl]thio]methyl]tetrahydro-5-[2-[(methylsulfonyl)oxy]ethyl]-2-furanyl]-

2,4(1H,3H)-Pyrimidinedione, 5-bromo-1-[2-deoxy-2-(2-ethoxy-2-oxoethyl)-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-β-D-arabinofuranosyl]-