1-[(3aR,4R,6R,6aS)-6-[[Bis(4-methoxyphenyl)phenylmethoxy]methyl]hexahydro-3-[(4-iodophenyl)methyl]-2-oxofuro[3,4-d]oxazol-4-yl]-2,4(1H,3H)-pyrimidinedione

Carbamic acid, [(4-iodophenyl)methyl]-, (2R,3R,3aR,9aR)-2-[[bis(4-methoxyphenyl)phenylmethoxy]methyl]-2,3,3a,9a-tetrahydro-6-oxo-6H-furo[2′,3′:4,5]oxazolo[3,2-a]pyrimidin-3-yl ester

1-[(3aR,4R,6R,6aS)-6-[[Bis(4-methoxyphenyl)phenylmethoxy]methyl]hexahydro-3-(4-iodophenyl)-2-oxofuro[3,4-d]oxazol-4-yl]-2,4(1H,3H)-pyrimidinedione

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′,3′-O-[[(4-iodophenyl)imino]methylene]-

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-2′-[(4-iodophenyl)amino]-

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-2′-[[4-[[4-[[4-[[2-(4-pyridinyl)ethyl]thio]phenyl]ethynyl]phenyl]ethynyl]benzoyl]amino]-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-2′-[[4-[[4-[[4-[[2-(4-pyridinyl)ethyl]thio]phenyl]ethynyl]phenyl]ethynyl]benzoyl]amino]-, 3′-(hydrogen butanedioate)

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-2′-[[4-[[4-[[4-[[2-(4-pyridinyl)ethyl]thio]phenyl]ethynyl]phenyl]ethynyl]benzoyl]amino]-

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-2′-[(4-iodobenzoyl)amino]-

Thymine, 1-α-D-lyxofuranosyl-, cyclic 2′,3′-(hydrogen phosphate)

4-Amino-2-methyl-7-[2,3,5-tris-O-(phenylmethyl)-β-D-ribofuranosyl]-7H-pyrrolo[2,3-d]pyrimidine-5-carbonitrile

4-Amino-6-bromo-2-methyl-7-[2,3,5-tris-O-(phenylmethyl)-β-D-ribofuranosyl]-7H-pyrrolo[2,3-d]pyrimidine-5-carbonitrile

4-[[(Dimethylamino)methylene]amino]-2-methyl-7-β-D-ribofuranosyl-7H-pyrrolo[2,3-d]pyrimidine-5-carboxamide

4-Amino-7-(4-C-fluoro-β-D-ribofuranosyl)-2-methyl-7H-pyrrolo[2,3-d]pyrimidine-5-carboxamide

4-Amino-7-(3-amino-3-deoxy-β-D-ribofuranosyl)-2-methyl-7H-pyrrolo[2,3-d]pyrimidine-5-carboxamide

4-Amino-7-(3-azido-3-deoxy-β-D-ribofuranosyl)-2-methyl-7H-pyrrolo[2,3-d]pyrimidine-5-carboxamide

4-Amino-2-methyl-7-β-L-ribofuranosyl-7H-pyrrolo[2,3-d]pyrimidine-5-carboxamide

4-Amino-7-(4-C-azido-β-D-ribofuranosyl)-2-methyl-7H-pyrrolo[2,3-d]pyrimidine-5-carboxamide

4-Amino-7-[(5ξ)-6-deoxy-β-D-ribo-hexofuranosyl]-2-methyl-7H-pyrrolo[2,3-d]pyrimidine-5-carboxamide

4-Amino-7-(3-deoxy-3-fluoro-β-D-ribofuranosyl)-2-methyl-7H-pyrrolo[2,3-d]pyrimidine-5-carboxamide