1-[(2R,4S,5S)-4-Azido-5-(chloromethyl)tetrahydro-2-furanyl]-5-[(1E)-2-bromoethenyl]-2,4(1H,3H)-pyrimidinedione

1-[(2R,4S,5R)-5-(Azidomethyl)-4-chlorotetrahydro-2-furanyl]-5-[(1E)-2-bromoethenyl]-2,4(1H,3H)-pyrimidinedione

1-[5-O-Benzoyl-2-deoxy-3-O-(methylsulfonyl)-β-D-threo-pentofuranosyl]-5-[(1E)-2-bromoethenyl]-2,4(1H,3H)-pyrimidinedione

5-[(1E)-2-Bromoethenyl]-2',5'-dideoxyuridine

5-[(1E)-2-Bromoethenyl]-1-(3,5-di-O-benzoyl-2-deoxy-2,2-difluoro-α-D-erythro-pentofuranosyl)-2,4(1H,3H)-pyrimidinedione

1-(5-Bromo-2,5-dideoxy-2-fluoro-β-D-arabinofuranosyl)-5-[(1E)-2-bromoethenyl]-2,4(1H,3H)-pyrimidinedione

5-[(1E)-2-Bromoethenyl]-1-(5-chloro-2,5-dideoxy-2,2-difluoro-α-D-erythro-pentofuranosyl)-2,4(1H,3H)-pyrimidinedione

5-[(1E)-2-Bromoethenyl]-1-(2-deoxy-2,2-difluoro-α-D-erythro-pentofuranosyl)-2,4(1H,3H)-pyrimidinedione

1-[2-Deoxy-2-fluoro-5-O-(triphenylmethyl)-β-D-arabinofuranosyl]-5-ethyl-2,4(1H,3H)-pyrimidinedione

5-[(1E)-2-Bromoethenyl]-1-(2,5-dideoxy-5-iodo-β-D-threo-pentofuranosyl)-2,4(1H,3H)-pyrimidinedione

5-[(1E)-2-Bromoethenyl]-1-[2-deoxy-5-O-(methylsulfonyl)-β-D-threo-pentofuranosyl]-2,4(1H,3H)-pyrimidinedione

5-[(1E)-2-Bromoethenyl]-1-[(2R,4S,5R)-4-bromotetrahydro-5-methyl-2-furanyl]-2,4(1H,3H)-pyrimidinedione

5-[(1E)-2-Bromoethenyl]-1-[(2R,4S,5R)-4-chlorotetrahydro-5-methyl-2-furanyl]-2,4(1H,3H)-pyrimidinedione

5-(3-Azido-1-propyn-1-yl)-2'-deoxyuridine 5'-(tetrahydrogen triphosphate)

5-(3-Azido-1-propyn-1-yl)-2'-deoxyuridine

Furo[2',3':4,5]thiazolo[3,2-a]benzimidazole-2-methanol, 2,3,3a,10a-tetrahydro-3-hydroxy-, [2R-(2α,3β,3aβ,10aβ)]-

2-Chloro-1-[2-O-[(4-methylphenyl)sulfonyl]-β-D-ribofuranosyl]-1H-benzimidazole

1-[(2R,3R,3aS,9bR)-3-(Acetyloxy)-3,3a,5,9b-tetrahydro-2H-furo[3,2-c][2]benzopyran-2-yl]-2,4(1H,3H)-pyrimidinedione

1-[2,3-Di-O-acetyl-5-deoxy-5-[[(2-nitrophenyl)sulfonyl](phenylmethyl)amino]-α-D-ribofuranosyl]-2,4(1H,3H)-pyrimidinedione

5-[3-[(9-Anthracenylcarbonyl)amino]-1-propyn-1-yl]-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-2'-deoxyuridine