Propanoic acid, 2,2-dimethyl-, [3-(2,2-dimethyl-1-oxopropoxy)-2,3,3a,7,8,9a-hexahydro-7-methyl-6-oxo-6H-furo[2′,3′:4,5]oxazolo[3,2-a]pyrimidin-2-yl]methyl ester, (2R,3R,3aS,9aR)-[partial]-

6H-Furo[2′,3′:4,5]oxazolo[3,2-a]pyrimidin-6-one, 3-(acetyloxy)-2-[(acetyloxy)methyl]-2,3,3a,7,8,9a-hexahydro-7-methyl-, (2R,3R,3aS,9aR)-[partial]-

Uridine, 2′-deoxy-5-[3-[(1-ethyl-2,5-dioxo-3-pyrrolidinyl)thio]-1-propynyl]-

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-5-[3-(benzoylthio)-1-propynyl]-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Uridine, 5-[3-(benzoylthio)-1-propynyl]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-

Xanthylium, 9-[4-[[[[6-amino-9-(3,5-O-phosphinico-β-D-ribofuranosyl)-9H-purin-8-yl]thio]acetyl]amino]-2-carboxyphenyl]-3,6-bis(dimethylamino)-

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-4-O-butyl-3′-O-dephosphinicothymidylylmethylene-(3′→5′)-4-O-butyl-, 3′-(hydrogen phosphonate)

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-4-O-butyl-3′-O-dephosphinicothymidylylmethylene-(3′→5′)-4-O-butyl-

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-3′-O-dephosphinico-5-pentyluridylylmethylene-(3′→5′)-2′-deoxy-5-pentyl-, 3′-(hydrogen phosphonate)

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-3′-O-dephosphinico-5-pentyluridylylmethylene-(3′→5′)-2′-deoxy-5-pentyl-

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-4-O-butyl-, 3′-(hydrogen phosphonate)

Uridine, 2′-deoxy-5′-O-[(1,1-dimethylethyl)dimethylsilyl]-5-pentyl-

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-3′-O-[(methylthio)methyl]-5-pentyl-

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-5-pentyl-, 3′-(hydrogen phosphonate)

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

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-5-(1-butynyl)-2′-deoxy-, 3′-(hydrogen phosphonate)

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-5-(1-butynyl)-2′-deoxy-

Uridine, 5-formyl-3-methyl-, 2′,3′,5′-tribenzoate

Uridine, 5-bromo-3-methyl-, 2′,3′,5′-tribenzoate

Uridine, 5-(2,5-dihydro-1,3,4-oxadiazol-2-yl)-3-methyl-, 2′,3′,5′-tribenzoate