Guanosine, 3′-O-phosphonoadenylyl-(2′→5′)-

Guanosine, cytidylyl-(5′→3′)-adenylyl-(2′→5′)-

Guanosine, 2′,3′-O-(methoxymethylene)-N-(1-oxopropyl)-, 6-(diphenylcarbamate)

Guanosine, N-benzoyl-3′-O-[bis(phenylamino)phosphinyl]-P(S)-phenyl-P-thio-5′-O-[tris[4-(5,6-dichloro-1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)phenyl]methyl]adenylyl-(2′→5′)-2′,3′-O-(methoxymethylene)-N-(1-oxopropyl)-, 6-(diphenylcarbamate)

Adenosine, N-benzoyl-5′-O-[tris[4-(5,6-dichloro-1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)phenyl]methyl]-, 3′-(N,N′-diphenylphosphorodiamidate) 2′-(S,S-diphenyl phosphorodithioate)

Adenosine, N-benzoyl-5′-O-[tris[4-(5,6-dichloro-1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)phenyl]methyl]-, 3′-(N,N′-diphenylphosphorodiamidate)

Adenosine, N-benzoyl-5′-O-[tris[4-(5,6-dichloro-1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)phenyl]methyl]-, 3′-(N,N′-diphenylphosphorodiamidate) 2′-(S-phenyl hydrogen phosphorothioate)

Adenosine, N-benzoyl-, 3′-(N,N′-diphenylphosphorodiamidate)

Adenosine, N-benzoyl-, 2′-(N,N′-diphenylphosphorodiamidate)

Adenosine, N-benzoyl-3′,5′-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-, 2′-(N,N′-diphenylphosphorodiamidate)

Cytidine, N-(4-acetyltetrahydro-3-methyl-2-furanyl)-2′-deoxy-

Guanosine, 8-[(4,6-dimethyldipyrido[1,2-a:3′,2′-d]imidazol-3-yl)amino]-

Adenosine, N-(4-acetyltetrahydro-3-methyl-2-furanyl)-2′-deoxy-

Thymidine, 5′-O-(triphenylmethyl)-, 3′-(ethyl phosphonate)

Thymidine, 5′-O-(triphenylmethyl)-, 3′-[ethyl [[4-[(2-chloroethyl)methylamino]phenyl]methyl]phosphoramidate]

Thymidine, P-ethylthymidylyl-(3′→5′)-P-ethylthymidylyl-(3′→5′)-P-ethylthymidylyl-(3′→5′)-P-ethylthymidylyl-(3′→5′)-P-ethylthymidylyl-(3′→5′)-P-ethylthymidylyl-(3′→5′)-P-ethylthymidylyl-(3′→5′)-P-ethylthymidylyl-(3′→5′)-, 3′-(4-oxopentanoate)

3-Aza-A-norspirosol-3(5)-ene, 28-acetyl-, (22α,25R)-

Uridine, 5′-bromo-5-(2-bromoethyl)-2′,5′-dideoxy-

Uridine, 2′,5′-dideoxy-5′-iodo-5-(2-iodoethyl)-

Uridine, 5′-chloro-5-(2-chloroethyl)-2′,5′-dideoxy-