Guanosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-[(1,1-dimethylethyl)dimethylsilyl]-N-methyl-6-O-[2-(4-nitrophenyl)ethyl]-

Guanosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-N-methyl-6-O-[2-(4-nitrophenyl)ethyl]-

Guanosine, N-methyl-6-O-[2-(4-nitrophenyl)ethyl]-

Adenosine, 2′-O-[(1,1-dimethylethyl)dimethylsilyl]-5′-O-[(4-methoxyphenyl)diphenylmethyl]-N,N-dimethyl-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Adenosine, 2′-O-[(1,1-dimethylethyl)dimethylsilyl]-5′-O-[(4-methoxyphenyl)diphenylmethyl]-N,N-dimethyl-

5-Methyl-1-[2-O-methyl-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-α-D-ribofuranosyl]-2,4(1H,3H)-pyrimidinedione

2,4(1H,3H)-Pyrimidinedione, 5-(azidomethyl)-1-[2-O-methyl-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-α-D-ribofuranosyl]-

1H-Isoindole-1,3(2H)-dione, 2-[[1,2,3,4-tetrahydro-1-[2-O-methyl-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-α-D-ribofuranosyl]-2,4-dioxo-5-pyrimidinyl]methyl]-

4(1H)-Pyrimidinone, 2,3-dihydro-1-[2-O-methyl-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-α-D-ribofuranosyl]-2-thioxo-

Acetamide, 2,2,2-trichloro-N-methyl-N-[2-O-methyl-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-α-D-ribofuranosyl]-

4-Amino-1-(2-deoxy-3-O-phosphono-β-L-erythro-pentofuranosyl)-2(1H)-pyrimidinone

4-Amino-1-(3,5-di-O-benzoyl-2-deoxy-β-L-erythro-pentofuranosyl)-2(1H)-pyrimidinone

1-(3,5-Di-O-benzoyl-2-deoxy-β-L-erythro-pentofuranosyl)-4-(1H-tetrazol-1-yl)-2(1H)-pyrimidinone

Phenyl(1,2,3,6-tetrahydro-2,6-dioxo-3-β-D-ribofuranosyl-4-pyrimidinyl)iodonium

Phenyl(1,2,3,4-tetrahydro-2,4-dioxo-1-β-D-ribofuranosyl-5-pyrimidinyl)iodonium

Iodonium, [1-(3,5-di-O-acetyl-2-deoxy-β-D-erythro-pentofuranosyl)-1,2,3,4-tetrahydro-2,4-dioxo-5-pyrimidinyl]phenyl-

Phenyl[1,2,3,4-tetrahydro-2,4-dioxo-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-5-pyrimidinyl]iodonium

Phenyl[1,2,3,4-tetrahydro-2,4-dioxo-1-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-5-pyrimidinyl]iodonium

Uridine, 5-(tributylstannyl)-, 2′,3′,5′-triacetate

3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-O-methyl-β-D-ribofuranosyl]-3,5-dihydro-5-methyl-9H-[1,2,4]triazolo[1,5-a]purine-9-thione