Adenosine, thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyloxy-1,4-butanediyloxy-1,4-phenylene-1,2-ethenediyl-1,4-phenyleneoxy-1,4-butanediyloxyphosphinico-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxy-

Adenosine, thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyloxy-1,3-propanediyloxy-1,4-phenylene-1,2-ethenediyl-1,4-phenyleneoxy-1,3-propanediyloxyphosphinico-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxy-

Adenosine, thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyloxy-1,2-ethanediyloxy-1,4-phenylene-1,2-ethenediyl-1,4-phenyleneoxy-1,2-ethanediyloxyphosphinico-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxy-

Adenosine, thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyloxy-1,2-ethanediyloxy-1,4-phenylene-1,2-ethenediyl-1,4-phenyleneoxy-1,2-ethanediyloxyphosphinico-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxy-

Adenosine, thymidylyl-(3′→5′)-thymidylyloxy-1,2-ethanediyloxy-1,4-phenylene-1,2-ethenediyl-1,4-phenyleneoxy-1,2-ethanediyloxyphosphinico-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxy-

rel-6-Ethyl 4-methyl (1R,4S)-1,2-dimethyl-3-oxo-7-oxa-2-azabicyclo[2.2.1]heptane-4,6-dicarboxylate

rel-Methyl (1R,4S,5R)-5-methoxy-1,2,5-trimethyl-3-oxo-7-oxa-2-azabicyclo[2.2.1]heptane-4-carboxylate

rel-Methyl (1R,4S,5R)-1,2,6,6-tetramethyl-5-(3-methylbutoxy)-3-oxo-7-oxa-2-azabicyclo[2.2.1]heptane-4-carboxylate

rel-Methyl (1R,4S,5R,6R)-6-hexyl-5-methoxy-1,2-dimethyl-3-oxo-7-oxa-2-azabicyclo[2.2.1]heptane-4-carboxylate

rel-Methyl (1R,4S,5R,6S)-6-hexyl-5-methoxy-1,2-dimethyl-3-oxo-7-oxa-2-azabicyclo[2.2.1]heptane-4-carboxylate

rel-Methyl (1R,4S,5R)-1,2-dimethyl-3-oxo-5-[(trimethylsilyl)oxy]-7-oxa-2-azabicyclo[2.2.1]heptane-4-carboxylate

rel-Methyl (1R,4S,5R)-5-(1,1-dimethylethoxy)-1,2-dimethyl-3-oxo-7-oxa-2-azabicyclo[2.2.1]heptane-4-carboxylate

rel-Methyl (1R,4S,5R)-1,2-dimethyl-3-oxo-5-phenoxy-7-oxa-2-azabicyclo[2.2.1]heptane-4-carboxylate

rel-Methyl (1R,4S,5R)-5-(cyclohexyloxy)-1,2-dimethyl-3-oxo-7-oxa-2-azabicyclo[2.2.1]heptane-4-carboxylate

rel-Methyl (1R,4S,5R)-1,2-dimethyl-3-oxo-5-(phenylmethoxy)-7-oxa-2-azabicyclo[2.2.1]heptane-4-carboxylate

rel-Methyl (1R,4R,5S)-5-ethoxy-2-methyl-3-oxo-1-phenyl-7-oxa-2-azabicyclo[2.2.1]heptane-4-carboxylate

rel-Methyl (1R,4S,5R)-5-ethoxy-1,2-dimethyl-3-oxo-7-oxa-2-azabicyclo[2.2.1]heptane-4-carboxylate

D-arabino-β-D-gluco-7-Undeculose-1,4-furanuronic acid, 1-(6-amino-9H-purin-9-yl)-6,10-anhydro-1,5-dideoxy-3-O-[(1,1-dimethylethyl)dimethylsilyl]-2-O-methyl-8,9-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-, methyl ester

D-arabino-β-D-gluco-7-Undeculose-1,4-furanuronic acid, 6,10-anhydro-1-[6-(benzoylamino)-9H-purin-9-yl]-1,5-dideoxy-3-O-[(1,1-dimethylethyl)dimethylsilyl]-2-O-methyl-8,9-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-, methyl ester