Thymidine, 3′-O-dephosphinico-5′-O-[(1,1-dimethylethyl)dimethylsilyl]thymidylyl(dihexylsilylene)-(3′→5′)-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-

Cytidine, 3′-deoxy-, 2′-acetate

4-Amino-1-[5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-xylofuranosyl]-2(1H)-pyrimidinone

2-Amino-1,9-dihydro-9-[5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-xylofuranosyl]-6H-purin-6-one

Cytidine 5′-(tetrahydrogen triphosphate), 3′-deoxy-3′-(difluoromethylene)-

Cytidine 5′-(tetrahydrogen triphosphate), 3′-deoxy-3′-methylene-

Triphosphoric acid, P-[[(4S,6R,7R)-6-(4-amino-2-oxo-1(2H)-pyrimidinyl)-1,1-difluoro-7-hydroxy-5-oxaspiro[2.4]hept-4-yl]methyl] ester

4-Amino-1-[(4S,6R,7R)-1,1-difluoro-7-hydroxy-4-(hydroxymethyl)-5-oxaspiro[2.4]hept-6-yl]-2(1H)-pyrimidinone

Triphosphoric acid, P-[[(4S,6R,7R)-6-(4-amino-2-oxo-1(2H)-pyrimidinyl)-7-hydroxy-5-oxaspiro[2.4]hept-4-yl]methyl] ester

4-Amino-1-[(4S,6R,7R)-7-hydroxy-4-(hydroxymethyl)-5-oxaspiro[2.4]hept-6-yl]-2(1H)-pyrimidinone

Guanosine 5′-(tetrahydrogen triphosphate), 3′-deoxy-3′-(difluoromethylene)-

3′-Deoxy-3′-(difluoromethylene)guanosine

Guanosine 5′-(tetrahydrogen triphosphate), 3′-deoxy-3′-methylene-

Triphosphoric acid, P-[[(4S,6R,7R)-6-(2-amino-1,6-dihydro-6-oxo-9H-purin-9-yl)-1,1-difluoro-7-hydroxy-5-oxaspiro[2.4]hept-4-yl]methyl] ester

2-Amino-9-[(4S,6R,7R)-1,1-difluoro-7-hydroxy-4-(hydroxymethyl)-5-oxaspiro[2.4]hept-6-yl]-1,9-dihydro-6H-purin-6-one

Triphosphoric acid, P-[[(4S,6R,7R)-6-(2-amino-1,6-dihydro-6-oxo-9H-purin-9-yl)-7-hydroxy-5-oxaspiro[2.4]hept-4-yl]methyl] ester

2-Amino-1,9-dihydro-9-[(4S,6R,7R)-7-hydroxy-4-(hydroxymethyl)-5-oxaspiro[2.4]hept-6-yl]-6H-purin-6-one

6-Chloro-9-[5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-ribofuranosyl]-9H-purin-2-amine

Uridine 5′-(tetrahydrogen triphosphate), 5-chloro-3′-deoxy-

Cytidine, 5-chloro-3′-deoxy-