1-(2,5-Diazido-2,5-dideoxy-β-D-arabinofuranosyl)-2,4(1H,3H)-pyrimidinedione

1-(2-Azido-2-deoxy-α-D-arabinofuranosyl)-2,4(1H,3H)-pyrimidinedione

1-[2,5-Diazido-2,5-dideoxy-3-O-(4-nitrobenzoyl)-α-D-arabinofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-[2-Azido-5-O-benzoyl-2-deoxy-3-O-(4-nitrobenzoyl)-α-D-arabinofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-[2-Azido-5-O-benzoyl-2-deoxy-3-O-(4-nitrobenzoyl)-β-D-arabinofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-[3,5-Diazido-3,5-dideoxy-2-O-(phenylmethyl)-β-D-arabinofuranosyl]-2,4(1H,3H)-pyrimidinedione

Uridine, P-(4-chlorophenyl)-2′-O-[(1,1-dimethylethyl)dimethylsilyl]-N-(4-methoxybenzoyl)-5′-O-[(4-methoxyphenyl)diphenylmethyl]cytidylyl-(3′→5′)-2′,3′-O-(1-methylethylidene)-

Adenosine, 2′-deoxy-5′-O-phosphonocytidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxy-

Guanosine, 2′-deoxyguanylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxy-

Guanosine, 2′-deoxy-5′-O-phosphonocytidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxy-

Guanosine, 2′-deoxy-5′-O-phosphonoguanylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxy-

Guanosine, 2′-deoxy-5′-O-phosphonoadenylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxy-

Guanosine, 5′-O-phosphonothymidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxy-

Cytidine, [P(S)]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-deoxy-P-methylthymidylyl-(3′→5′)-N-benzoyl-2′-deoxy-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Cytidine, [P(R)]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-deoxy-P-methylthymidylyl-(3′→5′)-N-benzoyl-2′-deoxy-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Cytidine, [P(S)]-N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P,2′-dideoxy-P-methyladenylyl-(3′→5′)-N-benzoyl-2′-deoxy-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Guanosine, [P(S)]-N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P,2′-dideoxy-P-methyladenylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Cytidine, [P(R)]-N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P,2′-dideoxy-P-methyladenylyl-(3′→5′)-N-benzoyl-2′-deoxy-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Guanosine, [P(R)]-N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P,2′-dideoxy-P-methyladenylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Cytidine, [P(S)]-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-deoxy-P-methylthymidylyl-(3′→5′)-N-benzoyl-2′-deoxy-