Adenosine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-2′-O-[(2R)-2-sulfido-1,3,2-oxathiaphospholan-2-yl]-

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

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P(O)-(2-cyanoethyl)-P-deoxothymidylyl-(3′→5′)-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P(O)-(2-cyanoethyl)-P-deoxothymidylyl-(3′→5′)-3′-O-[(1,1-dimethylethyl)diphenylsilyl]-

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P(O)-[(1S)-2-cyano-1-(1H-indol-2-ylmethyl)ethyl]-P-deoxothymidylyl-(3′→5′)-3′-O-[bis(4-methoxyphenyl)phenylmethyl]-

Thymidine, P(O)-[(1S)-2-cyano-1-(1H-indol-2-ylmethyl)ethyl]-P-deoxo-5′-O-[(1,1-dimethylethyl)dimethylsilyl]thymidylyl-(3′→5′)-3′-O-[(1,1-dimethylethyl)diphenylsilyl]-

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-3′-O-[(3S)-3-(cyanomethyl)-3,4-dihydro-1H-[1,3,2]oxazaphosphorino[3,4-a]indol-1-yl]-

Thymidine, 3′-O-[(3S)-3-(cyanomethyl)-3,4-dihydro-1H-[1,3,2]oxazaphosphorino[3,4-a]indol-1-yl]-5′-O-[(1,1-dimethylethyl)dimethylsilyl]-

Glycine, N-(2′-deoxyadenylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxy-3′-guanylyl)-

Glycine, N-(2′-deoxyadenylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxy-3′-cytidylyl)-

Xanthosine, 3,4-didehydro-2′-deoxy-5′-O-[(1,1-dimethylethyl)dimethylsilyl]-4,5,7,8-tetrahydro-5-hydroxy-8-oxo-

Guanosine, 2′-deoxy-5′-O-[(1,1-dimethylethyl)dimethylsilyl]-7,8-dihydro-8-oxo-

Pyridinium, 3-(aminocarbonyl)-1-[5-O-[hydroxy(phosphonooxy)phosphinyl]-β-D-ribofuranosyl]-, inner salt, P′→5′-ester with 1,7-dihydro-7-β-D-ribofuranosyl-4H-pyrrolo[2,3-d]pyrimidin-4-one

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

4-Amino-7-[3-(aminomethyl)-3-deoxy-β-D-allofuranosyl]-7H-pyrrolo[2,3-d]pyrimidine-5-carbonitrile

4-Amino-1-[3-(azidomethyl)-3-deoxy-β-D-allofuranosyl]-6-bromo-1H-pyrrolo[2,3-d]pyrimidine-5-carbonitrile

4-Amino-7-[3-(azidomethyl)-3-deoxy-β-D-allofuranosyl]-6-bromo-7H-pyrrolo[2,3-d]pyrimidine-5-carbonitrile

4-Amino-1-[3-(azidomethyl)-2,5,6-tri-O-benzoyl-3-deoxy-β-D-allofuranosyl]-6-bromo-1H-pyrrolo[2,3-d]pyrimidine-5-carbonitrile

4-Amino-7-[3-(azidomethyl)-2,5,6-tri-O-benzoyl-3-deoxy-β-D-allofuranosyl]-6-bromo-7H-pyrrolo[2,3-d]pyrimidine-5-carbonitrile

7H-Pyrrolo[2,3-d]pyrimidine-5-carboxamide, 4-amino-7-(6-amino-6-deoxy-β-D-glucofuranosyl)-