Adenosine, [P(R)]-2′-O-[[(2R)-1-[(1,1-dimethylethoxy)carbonyl]-2-pyrrolidinyl]carbonyl]-5′-O-[(S)-hydroxymercaptophosphinyl]-P-thioadenylyl-(3′→5′)-2′-deoxy-2′-fluoro-, cyclic nucleotide

Adenosine, [P(R)]-2′-O-[[(2R)-1-[(1,1-dimethylethoxy)carbonyl]-2-pyrrolidinyl]carbonyl]-5′-O-[(S)-hydroxymercaptophosphinyl]-P-thioadenylyl-(3′→5′)-2′-deoxy-N-[[(2R)-1-[(1,1-dimethylethoxy)carbonyl]-2-pyrrolidinyl]carbonyl]-2′-fluoro-, cyclic nucleotide

Adenosine, [P(R)]-N-[[(2R)-1-[(1,1-dimethylethoxy)carbonyl]-2-pyrrolidinyl]carbonyl]-2′-O-[[(2R)-1-[(1,1-dimethylethoxy)carbonyl]-2-pyrrolidinyl]carbonyl]-5′-O-[(S)-hydroxymercaptophosphinyl]-P-thioadenylyl-(3′→5′)-2′-deoxy-2′-fluoro-, cyclic nucleotide

Guanosine, [P(R)]-2′-O-[[2-[[(1,1-dimethylethoxy)carbonyl]methylamino]ethoxy]carbonyl]-5′-[(R)-hydroxymercaptophosphinyl]-P-thioguanylyl-(3′→5′)-, cyclic nucleotide

Adenosine, [P(R)]-3′-deoxy-3′-fluoro-5′-[(R)-hydroxymercaptophosphinyl]-P-thioadenylyl-(2′→5′)-3′-deoxy-N-[[2-[[(1,1-dimethylethoxy)carbonyl]methylamino]ethoxy]carbonyl]-3′-fluoro-, cyclic nucleotide