Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-5-[3-[(4-methyl-1-oxopentyl)amino]-1-propynyl]-

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-cyanoethyl)-2′-deoxy-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-2′-deoxy-5-[3-[[5-(9H-fluoren-9-ylmethoxy)-1,5-dioxopentyl]amino]-1-propynyl]-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-cyanoethyl)-2′-deoxy-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-2′-deoxy-5-[3-[[5-(9H-fluoren-9-ylmethoxy)-1,5-dioxopentyl]amino]-1-propynyl]-

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-cyanoethyl)-2′-deoxy-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-2′-deoxy-5-[3-[[5-(9H-fluoren-9-ylmethoxy)-1,5-dioxopentyl]amino]-1-propynyl]-, 3′-(4-oxopentanoate)

Pentanoic acid, 5-[[3-[1-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-3-O-(1,4-dioxopentyl)-β-D-erythro-pentofuranosyl]-1,2,3,4-tetrahydro-2,4-dioxo-5-pyrimidinyl]-2-propynyl]amino]-5-oxo-, 9H-fluoren-9-ylmethyl ester

Pentanoic acid, 5-[[3-[1-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-β-D-erythro-pentofuranosyl]-1,2,3,4-tetrahydro-2,4-dioxo-5-pyrimidinyl]-2-propynyl]amino]-5-oxo-, 9H-fluoren-9-ylmethyl ester

Pentanoic acid, 5-[[3-[1-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]-1,2,3,4-tetrahydro-2,4-dioxo-5-pyrimidinyl]-2-propynyl]amino]-5-oxo-, 9H-fluoren-9-ylmethyl ester

Cytidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-cyanoethyl)-2′-deoxy-5-[3-[[[1-[(1,1-dimethylethyl)diphenylsilyl]-1H-indol-3-yl]acetyl]amino]-1-propynyl]uridylyl-(3′→5′)-N-benzoyl-2′-deoxy-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Cytidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-cyanoethyl)-2′-deoxy-5-[3-[[[1-[(1,1-dimethylethyl)diphenylsilyl]-1H-indol-3-yl]acetyl]amino]-1-propynyl]uridylyl-(3′→5′)-N-benzoyl-2′-deoxy-

Cytidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-cyanoethyl)-2′-deoxy-5-[3-[[[1-[(1,1-dimethylethyl)diphenylsilyl]-1H-indol-3-yl]acetyl]amino]-1-propynyl]uridylyl-(3′→5′)-N-benzoyl-2′-deoxy-, 3′-(4-oxopentanoate)

Cytidine, N-benzoyl-2′-deoxy-, 5′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite] 3′-(4-oxopentanoate)

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-5-[3-[[[1-[(1,1-dimethylethyl)diphenylsilyl]-1H-indol-3-yl]acetyl]amino]-1-propynyl]-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-5-[3-[[[1-[(1,1-dimethylethyl)diphenylsilyl]-1H-indol-3-yl]acetyl]amino]-1-propynyl]-

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-cyanoethyl)thymidylyl-(3′→5′)-2′-deoxy-5-[3-[[(acetyloxy)acetyl]amino]-1-propynyl]-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-cyanoethyl)thymidylyl-(3′→5′)-2′-deoxy-5-[3-[[(acetyloxy)acetyl]amino]-1-propynyl]-

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-cyanoethyl)thymidylyl-(3′→5′)-2′-deoxy-5-[3-[[(acetyloxy)acetyl]amino]-1-propynyl]-, 3′-(4-oxopentanoate)

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-5-[3-[[(acetyloxy)acetyl]amino]-1-propynyl]-, 3′-(4-oxopentanoate)

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-5-[3-[[(acetyloxy)acetyl]amino]-1-propynyl]-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-5-[3-[[(acetyloxy)acetyl]amino]-1-propynyl]-

Guanosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-cyanoethyl)-2′-deoxy-5-[3-[[[4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]phenyl]acetyl]amino]-1-propynyl]uridylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]