Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-3′-de(phosphinicooxy)-5-methylcytidylylmethylene[(phenylmethyl)imino]-(3′→5′)-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Thymidine, 2′-deoxy-3′-de(phosphinicooxy)-5-methyl-5′-O-(triphenylmethyl)cytidylylmethyleneoxy(methylimino)-(3′→5′)-5′-deoxy-

Thymidine, 2′-deoxy-3′-de(phosphinicooxy)-5-methylcytidylylmethyleneoxy(methylimino)-(3′→5′)-5′-deoxy-

Thymidine, 2′-deoxy-3′-de(phosphinicooxy)-5-methyl-5′-O-(triphenylmethyl)cytidylylmethyleneoxy(methylimino)-(3′→5′)-5′-deoxy-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Thymidine, 2′-deoxy-3′-de(phosphinicooxy)-5-methyl-5′-O-(triphenylmethyl)cytidylylmethyleneoxyimino-(3′→5′)-5′-deoxy-3′-O-[(1,1-dimethylethyl)diphenylsilyl]-

Thymidine, 2′-deoxy-3′-de(phosphinicooxy)-5-methylcytidylylmethylene(methylimino)-(3′→5′)-3′-de(phosphinicooxy)thymidylylmethylene(methylimino)-(3′→5′)-3′-de(phosphinicooxy)thymidylylmethylene(methylimino)-(3′→5′)-

Thymidine, 2′-deoxy-3′-de(phosphinicooxy)-5′-O-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)-5-methylcytidylylmethylidynenitrilo-(3′→5′)-3′-de(phosphinicooxy)thymidylylmethylidynenitrilo-(3′→5′)-3′-O-[(1,1-dimethylethyl)diphenylsilyl]-

Cytidine, 2′,3′-dideoxy-5′-O-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)-3′-[(methoxyimino)methyl]-5-methyl-

Thymidine, 3′,5′-dideoxy-5′-[(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)oxy]-3′-[(methoxyimino)methyl]-

Thymidine, 3′-deoxy-3′-[(methoxyimino)methyl]-

Adenosine, 3′-[[(2S)-2-amino-3-(4-methoxyphenyl)-1-oxopropyl]amino]-3′-deoxy-N,N-dimethyl-, 5′-(bicyclo[2.2.1]hept-5-en-2-yl carbonate)

Adenosine, 5′-[[2-[(4-amino-3-carboxyphenyl)thio]ethyl][(3S)-3-amino-3-carboxypropyl]sulfonio]-5′-deoxy-, inner salt

Adenosine, 5′-[[(3S)-3-amino-3-carboxypropyl][2-[(3-bromophenyl)thio]ethyl]sulfonio]-5′-deoxy-, inner salt

Adenosine, 5′-[[(3S)-3-amino-3-carboxypropyl][2-[(2-bromophenyl)thio]ethyl]sulfonio]-5′-deoxy-, inner salt

Adenosine, 5′-[[(3S)-3-amino-3-carboxypropyl][2-[(3-carboxy-4-nitrophenyl)thio]ethyl]sulfonio]-5′-deoxy-, inner salt