Guanosine, 7-[3-carboxy-3-(methylthio)propyl]-2′-deoxy-

Adenosine, 2′-O-[(1,1-dimethylethyl)dimethylsilyl]-8-(2-thienyl)-, cyclic 3′,5′-[(S)-(phenylmethyl)phosphoramidate]

Adenosine, 8-(4-fluorophenyl)-, cyclic 3′,5′-[hydrogen (R)-phosphorothioate]

Adenosine, 2′-O-[(1,1-dimethylethyl)dimethylsilyl]-8-(4-fluorophenyl)-, cyclic 3′,5′-[(S)-(phenylmethyl)phosphoramidate]

Adenosine, 8-(3-furanyl)-, cyclic 3′,5′-[S-[[4-(2-methyl-1-oxopropoxy)phenyl]methyl] (S)-phosphorothioate]

Adenosine, 8-(3-furanyl)-, cyclic 3′,5′-[hydrogen (R)-phosphorothioate]

Adenosine, 2′-O-[(1,1-dimethylethyl)dimethylsilyl]-8-(2-furanyl)-, cyclic 3′,5′-[[P(S)]-N-(phenylmethyl)phosphoramidate]

Adenosine, 8-bromo-2′-O-[(1,1-dimethylethyl)dimethylsilyl]-, cyclic 3′,5′-[[P(S)]-N-(phenylmethyl)phosphoramidate]

Adenosine, 8-(4-methoxyphenyl)-, cyclic 3′,5′-[hydrogen (R)-phosphorothioate]

Adenosine, 8-(3-pyridinyl)-, cyclic 3′,5′-[hydrogen (R)-phosphorothioate]

Adenosine, 8-(1-methyl-1H-pyrrol-2-yl)-, cyclic 3′,5′-[hydrogen (R)-phosphorothioate]

Adenosine, 8-(2-benzofuranyl)-, cyclic 3′,5′-[hydrogen (R)-phosphorothioate]

Adenosine, 8-[5-(hydroxymethyl)-2-furanyl]-, cyclic 3′,5′-[hydrogen (R)-phosphorothioate]

Adenosine, 8-(5-methoxy-2-furanyl)-, cyclic 3′,5′-[hydrogen (R)-phosphorothioate]

Adenosine, 8-(5-methyl-2-furanyl)-, cyclic 3′,5′-[hydrogen (R)-phosphorothioate]

Adenosine, 2′-O-[(1,1-dimethylethyl)dimethylsilyl]-8-(2-thiazolyl)-, cyclic 3′,5′-[(S)-phenylphosphoramidate]

Adenosine, 2′-O-[(1,1-dimethylethyl)dimethylsilyl]-8-(4-methoxyphenyl)-, cyclic 3′,5′-[(S)-phenylphosphoramidate]

Adenosine, 2′-O-[(1,1-dimethylethyl)dimethylsilyl]-8-phenyl-, cyclic 3′,5′-[(S)-phenylphosphoramidate]

Adenosine, 2′-O-[(1,1-dimethylethyl)dimethylsilyl]-8-(3-pyridinyl)-, cyclic 3′,5′-[[P(S)]-N-phenylphosphoramidate]

Adenosine, 2′-O-[(1,1-dimethylethyl)dimethylsilyl]-8-(1-methyl-1H-pyrrol-2-yl)-, cyclic 3′,5′-[[P(S)]-N-phenylphosphoramidate]