3′-Adenylic acid, N,N,7-trimethylguanylyloxyphosphinicooxyphosphinico-(5′→5′)-2′-O-methyladenylyl-(3′→5′)-2′-O-methyluridylyl-(3′→5′)-, inner salt

Adenosine, N-benzoyl-5′-O-[1-hydroxy-9,9-bis(4-methoxyphenyl)-1,5,5-trioxido-9-phenyl-2,8-dioxa-5-thia-1-phosphanon-1-yl]-2′-O-methyladenylyl-(3′→5′)-2′-O-methyluridylyl-(3′→5′)-N-benzoyl-2′-O-[(1,1-dimethylethyl)dimethylsilyl]-, 3′-(2-cyanoethyl phosphoramidate)

Adenosine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-[(1,1-dimethylethyl)dimethylsilyl]-, 3′-(2-cyanoethyl phosphoramidate)

Uridine, 3′-(aminomethyl)-3′-deoxy-2′-O-[(1,1-dimethylethyl)dimethylsilyl]-5′-O-[(4-methoxyphenyl)diphenylmethyl]-

Uridine, 3′-(azidomethyl)-3′-deoxy-2′-O-[(1,1-dimethylethyl)dimethylsilyl]-5′-O-[(4-methoxyphenyl)diphenylmethyl]-

1-[3-Deoxy-2-O-[(1,1-dimethylethyl)dimethylsilyl]-3-(hydroxymethyl)-5-O-[(4-methoxyphenyl)diphenylmethyl]-β-D-xylofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-[3-Deoxy-2,5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-3-(hydroxymethyl)-β-D-xylofuranosyl]-2,4(1H,3H)-pyrimidinedione

Uridine, 3′-deoxy-2′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-3′-(hydroxymethyl)-

Uridine, 3′-deoxy-2′-O-[(1,1-dimethylethyl)dimethylsilyl]-5′-O-[(4-methoxyphenyl)diphenylmethyl]-3′-oxo-

N-[1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-2-methyl-β-D-arabinofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]-2-methylpropanamide

N-[1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-2-methyl-β-D-arabinofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]-2-methylpropanamide

Propanamide, N-[1-[2-deoxy-2-methyl-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-β-D-arabinofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]-2-methyl-

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-2-methyl-β-D-arabinofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-[2-Deoxy-2-methyl-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-β-D-arabinofuranosyl]-4-(4-nitrophenoxy)-2(1H)-pyrimidinone

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-2-methyl-β-D-arabinofuranosyl]-3-[4-(1,1-dimethylethyl)benzoyl]-2,4(1H,3H)-pyrimidinedione

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-3-[4-(1,1-dimethylethyl)benzoyl]-2′-methyl-

1-(2-Deoxy-2-methyl-β-D-arabinofuranosyl)-3-[4-(1,1-dimethylethyl)benzoyl]-2,4(1H,3H)-pyrimidinedione

Uridine, 2′-deoxy-3-[4-(1,1-dimethylethyl)benzoyl]-2′-methyl-

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

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-2-methyl-β-D-arabinofuranosyl]-3-[4-(1,1-dimethylethyl)benzoyl]-2,4(1H,3H)-pyrimidinedione