6-Chloro-N-(trimethylsilyl)-9-[2,3,5-tris-O-(trimethylsilyl)-β-D-ribofuranosyl]-9H-purin-2-amine

N-(Trimethylsilyl)-9-[2,3,5-tris-O-(trimethylsilyl)-β-D-ribofuranosyl]-9H-purin-2-amine

Adenosine, 1,2-dihydro-2-thioxo-N-(trimethylsilyl)-2′,3′,5′-tris-O-(trimethylsilyl)-

Adenosine, 5′-deoxy-N-(trimethylsilyl)-2′,3′-bis-O-(trimethylsilyl)-

Guanosine, 7,8-dihydro-7-methyl-8-oxo-N,N-bis(trimethylsilyl)-2′,3′,5′,6-tetrakis-O-(trimethylsilyl)-

4-[(Trimethylsilyl)oxy]-1-[2,3,5-tris-O-(trimethylsilyl)-β-D-ribofuranosyl]-2(1H)-pyrimidinethione

Adenosine, N,N-dimethyl-3′-O-methyl-2′,5′-bis-O-(trimethylsilyl)-

Adenosine, 3′-O-methyl-N-(trimethylsilyl)-2′,5′-bis-O-(trimethylsilyl)-

Adenosine, N-(2-furanylmethyl)-2′,3′,5′-tris-O-(trimethylsilyl)-

Guanosine, 8-bromo-N-(trimethylsilyl)-2′,3′,5′,6-tetrakis-O-(trimethylsilyl)-

9H-Purine-2,8-diamine, N,N′-bis(trimethylsilyl)-6-[(trimethylsilyl)oxy]-9-[2,3,5-tris-O-(trimethylsilyl)-β-D-ribofuranosyl]-

2-[(Trimethylsilyl)amino]-4-[(trimethylsilyl)oxy]-7-[2,3,5-tris-O-(trimethylsilyl)-β-D-ribofuranosyl]-7H-pyrrolo[2,3-d]pyrimidine-5-carbonitrile

N-[4,5-Bis[(trimethylsilyl)oxy]-2-cyclopenten-1-yl]-N-(trimethylsilyl)-2-[(trimethylsilyl)amino]-4-[(trimethylsilyl)oxy]-7-[2,3,5-tris-O-(trimethylsilyl)-β-D-ribofuranosyl]-7H-pyrrolo[2,3-d]pyrimidine-5-methanamine

N-(Trimethylsilyl)-2-[(trimethylsilyl)amino]-4-[(trimethylsilyl)oxy]-7-[2,3,5-tris-O-(trimethylsilyl)-β-D-ribofuranosyl]-7H-pyrrolo[2,3-d]pyrimidine-5-methanamine

Guanosine, 7,8-dihydro-7-methyl-8-oxo-N-(trimethylsilyl)-2′,3′,5′,6-tetrakis-O-(trimethylsilyl)-

Guanosine, 6-thio-2′,3′,5′-tris-O-(trimethylsilyl)-6-S-(trimethylsilyl)-

Guanosine, 5′-deoxy-N-(trimethylsilyl)-2′,3′,6-tris-O-(trimethylsilyl)-

Guanosine, 5′-deoxy-2′,3′,6-tris-O-(trimethylsilyl)-

1,1,1-Trimethyl-N-[4-[(trimethylsilyl)oxy]-1-[2,3,5-tris-O-(trimethylsilyl)-α-D-ribofuranosyl]-2(1H)-pyrimidinylidene]silanamine

1,1,1-Trimethyl-N-[4-[(trimethylsilyl)oxy]-1-[2,3,5-tris-O-(trimethylsilyl)-β-D-ribofuranosyl]-2(1H)-pyrimidinylidene]silanamine