1-[5-O-[Bis(2,2,2-trifluoroethoxy)phosphinyl]-β-D-arabinofuranosyl]-5-(1-propyn-1-yl)-2,4(1H,3H)-pyrimidinedione

1-[5-O-[Bis(2,2,2-trichloroethoxy)phosphinyl]-β-D-arabinofuranosyl]-5-(1-propyn-1-yl)-2,4(1H,3H)-pyrimidinedione

1-[5-O-(Diethoxyphosphinyl)-β-D-arabinofuranosyl]-5-(1-propyn-1-yl)-2,4(1H,3H)-pyrimidinedione

Uridine 5′-(trihydrogen diphosphate), 5-amino-, P′-[2-(acetylamino)-2-deoxy-α-D-glucopyranosyl] ester

Uridine 5′-(trihydrogen diphosphate), 5-nitro-, P′-[2-(acetylamino)-2-deoxy-α-D-glucopyranosyl] ester

Uridine 5′-(trihydrogen diphosphate), 5-azido-, P′-[2-(acetylamino)-2-deoxy-α-D-glucopyranosyl] ester

1-[(2R,3R,3aS,4R,6aR)-Hexahydro-3,3a,5-trihydroxy-4-methyl-2H-furo[2,3-c]pyrrol-2-yl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(2R,3R,3aS,4R,6aR)-Hexahydro-3,3a,5-trihydroxy-4-methyl-2H-furo[2,3-c]pyrrol-2-yl]-2,4(1H,3H)-pyrimidinedione

1-[(2R,3R,3aS,4S,6aR)-Hexahydro-3,3a,5-trihydroxy-4-methyl-2H-furo[2,3-c]pyrrol-2-yl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(2R,3R,3aS,4S,6aR)-Hexahydro-3,3a,5-trihydroxy-4-methyl-2H-furo[2,3-c]pyrrol-2-yl]-2,4(1H,3H)-pyrimidinedione

5-Methyl-1-[(2R,3R,3aR,4R,6aR)-3,3a,5-tris(acetyloxy)hexahydro-4-methyl-2H-furo[2,3-c]pyrrol-2-yl]-2,4(1H,3H)-pyrimidinedione

1-[(2R,3R,3aR,4R,6aR)-3,3a,5-Tris(acetyloxy)hexahydro-4-methyl-2H-furo[2,3-c]pyrrol-2-yl]-2,4(1H,3H)-pyrimidinedione

5-Methyl-1-[(2R,3R,3aR,4S,6aR)-3,3a,5-tris(acetyloxy)hexahydro-4-methyl-2H-furo[2,3-c]pyrrol-2-yl]-2,4(1H,3H)-pyrimidinedione

1-[(2R,3R,3aR,4S,6aR)-3,3a,5-Tris(acetyloxy)hexahydro-4-methyl-2H-furo[2,3-c]pyrrol-2-yl]-2,4(1H,3H)-pyrimidinedione

Uridine, 5-[2-[[6-(9-acridinylamino)hexyl]amino]-2-oxoethyl]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Uridine, 5-[2-[[5-(9-acridinylamino)pentyl]amino]-2-oxoethyl]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Uridine, 5-[2-[[4-(9-acridinylamino)butyl]amino]-2-oxoethyl]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Uridine, 5-[2-[[3-(9-acridinylamino)propyl]amino]-2-oxoethyl]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Uridine, 5-[2-[[2-(9-acridinylamino)ethyl]amino]-2-oxoethyl]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Uridine, 5-[2-[[6-(9-acridinylamino)hexyl]amino]-2-oxoethyl]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-