Imidazo[4,5-d][1,3]oxazin-7(3H)-one, 5-amino-3-[2-O-(phenoxythioxomethyl)-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-β-D-ribofuranosyl]-

Adenosine, 8-bromo-2′,3′-O-[(4-methoxyphenyl)methylene]-, 5′-(4-methylbenzenesulfonate)

Adenosine, 8-bromo-2′,3′-O-[(4-methoxyphenyl)methylene]-

Guanosin-1′-C-yl, ion(1-)

9H-Purin-8-yl, 2-amino-1,6,7,8-tetrahydro-6-oxo-9-ribofuranosyl-, ion(1-)

Methanimidamide, N′-[9-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-3-O-[hydroxy(triethylammonio)phosphinyl]-α-L-erythro-pentofuranosyl]-2-bromo-9H-purin-6-yl]-N,N-dimethyl-, inner salt

Cytidine, N-acetyl-2′-deoxy-2′,2′-difluoro-N-(trimethylsilyl)-, 3′,5′-bis(3-phenyl-2-propenoate)

N-[1-[2-Deoxy-2,2-difluoro-3,5-bis-O-(1-oxo-3-phenyl-2-propen-1-yl)-α-D-erythro-pentofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]-N-(trimethylsilyl)acetamide

7-Fluoro-2-[5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-ribofuranosyl]-6-methoxy-1(2H)-isoquinolinone

2-[2-Deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-erythro-pentofuranosyl]-7-fluoro-1(2H)-isoquinolinone

4-Amino-1-[5-O-[4-(3-chlorophenyl)-2-oxido-1,3,2-dioxaphosphorinan-2-yl]-2,3-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-arabinofuranosyl]-2(1H)-pyrimidinone

4-Amino-1-[2,3-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-5-O-[4-[4-(methoxycarbonyl)phenyl]-2-oxido-1,3,2-dioxaphosphorinan-2-yl]-β-D-arabinofuranosyl]-2(1H)-pyrimidinone

4-Amino-1-[2,3-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-5-O-[4-[3-(methoxycarbonyl)phenyl]-2-oxido-1,3,2-dioxaphosphorinan-2-yl]-β-D-arabinofuranosyl]-2(1H)-pyrimidinone

4-Amino-1-[2,3-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-5-O-[2-oxido-4-(3-pyridinyl)-1,3,2-dioxaphosphorinan-2-yl]-β-D-arabinofuranosyl]-2(1H)-pyrimidinone

4-Amino-1-[5-O-[4-(3,5-dichlorophenyl)-2-oxido-1,3,2-dioxaphosphorinan-2-yl]-2,3-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-arabinofuranosyl]-2(1H)-pyrimidinone

4-Amino-1-[5-O-[4-(3-chloro-4-fluorophenyl)-2-oxido-1,3,2-dioxaphosphorinan-2-yl]-2,3-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-arabinofuranosyl]-2(1H)-pyrimidinone

4-Amino-1-[5-O-[4-(4-chlorophenyl)-2-oxido-1,3,2-dioxaphosphorinan-2-yl]-2,3-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-arabinofuranosyl]-2(1H)-pyrimidinone

4-Amino-1-[5-O-[4-(4-bromophenyl)-2-oxido-1,3,2-dioxaphosphorinan-2-yl]-2,3-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-arabinofuranosyl]-2(1H)-pyrimidinone

4-Amino-1-[2,3-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-5-O-[4-(4-fluorophenyl)-2-oxido-1,3,2-dioxaphosphorinan-2-yl]-β-D-arabinofuranosyl]-2(1H)-pyrimidinone

4-Amino-1-[2,3-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-5-O-[4-(3-methylphenyl)-2-oxido-1,3,2-dioxaphosphorinan-2-yl]-β-D-arabinofuranosyl]-2(1H)-pyrimidinone