Adenosine, N-[[bis(2-methylpropyl)amino]methylene]-2′-deoxy-2-[[(diphenylamino)carbonyl]oxy]-3′,5′-bis-O-(trimethylsilyl)-

Adenosine, N-[[bis(2-methylpropyl)amino]methylene]-2′-deoxy-1,2-dihydro-2-oxo-3′,5′-bis-O-(trimethylsilyl)-

Adenosine, N-[[bis(2-methylpropyl)amino]methylene]-2′-deoxy-1,2-dihydro-2-oxo-

2-Amino-1-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]-5-methyl-4(1H)-pyrimidinone

N-[1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[(2-cyanoethoxy)phosphinyl]-2-deoxy-β-D-erythro-pentofuranosyl]-1,4-dihydro-5-methyl-4-oxo-2-pyrimidinyl]benzamide

N′-[1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-β-D-erythro-pentofuranosyl]-1,4-dihydro-5-methyl-4-oxo-2-pyrimidinyl]-N,N-bis(2-methylpropyl)methanimidamide

N′-[1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]-1,4-dihydro-5-methyl-4-oxo-2-pyrimidinyl]-N,N-bis(2-methylpropyl)methanimidamide

N′-[1-(2-Deoxy-β-D-erythro-pentofuranosyl)-1,4-dihydro-5-methyl-4-oxo-2-pyrimidinyl]-N,N-bis(2-methylpropyl)methanimidamide

1,4-Dihydro-1-[5-O-[methoxy[3-(nonyloxy)propoxy]phosphinyl]-2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-3-pyridinecarboxamide

1,4-Dihydro-1-[5-O-[methoxy[3-(pentadecyloxy)propoxy]phosphinyl]-2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-3-pyridinecarboxamide

1-[5-O-[(2R,4S)-4-(3-Chloro-4-fluorophenyl)-2-oxido-1,3,2-dioxaphosphorinan-2-yl]-β-D-ribofuranosyl]-1,4-dihydro-3-pyridinecarboxamide

1-[5-O-[(2S,4R)-4-(3-Chloro-4-fluorophenyl)-2-oxido-1,3,2-dioxaphosphorinan-2-yl]-β-D-ribofuranosyl]-1,4-dihydro-3-pyridinecarboxamide

1-[5-O-[(2S,4S)-4-(3-Chloro-4-fluorophenyl)-2-oxido-1,3,2-dioxaphosphorinan-2-yl]-β-D-ribofuranosyl]-1,4-dihydro-3-pyridinecarboxamide

1-[5-O-[(2R,4R)-4-(3-Chloro-4-fluorophenyl)-2-oxido-1,3,2-dioxaphosphorinan-2-yl]-β-D-ribofuranosyl]-1,4-dihydro-3-pyridinecarboxamide

1-[5-O-[4-(3-Chloro-4-fluorophenyl)-2-oxido-1,3,2-dioxaphosphorinan-2-yl]-2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-1,4-dihydro-3-pyridinecarboxamide

1,4-Dihydro-1-[2,3-O-(1-methylethylidene)-5-O-[2-oxido-4-(3-pyridinyl)-1,3,2-dioxaphosphorinan-2-yl]-β-D-ribofuranosyl]-3-pyridinecarboxamide

L-Alanine, N-[(S)-hydroxyphenoxyphosphinyl]-, 2,2-dimethylpropyl ester, 5′-ester with 1,4-dihydro-1-β-D-ribofuranosyl-3-pyridinecarboxamide

L-Alanine, N-[(R)-hydroxyphenoxyphosphinyl]-, 2,2-dimethylpropyl ester, 5′-ester with 1,4-dihydro-1-β-D-ribofuranosyl-3-pyridinecarboxamide

L-Alanine, N-(hydroxyphenoxyphosphinyl)-, 2,2-dimethylpropyl ester, 5′-ester with 1,4-dihydro-1-[2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-3-pyridinecarboxamide

L-Alanine, N-(hydroxyphenoxyphosphinyl)-, 2-ethylbutyl ester, 5′-ester with 1,4-dihydro-1-[2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-3-pyridinecarboxamide