L-Valine, N-[(1,1-dimethylethoxy)carbonyl]-, 3′,5′-diester with 2′-deoxycytidine

L-Valine, N-[(1,1-dimethylethoxy)carbonyl]-, 3′,5′-diester with 2′-deoxy-N-[(2S)-2-[[(1,1-dimethylethoxy)carbonyl]amino]-3-methyl-1-oxobutyl]cytidine

Carbamic acid, [(1S)-1-[[[1-(2-deoxy-β-L-erythro-pentofuranosyl)-1,2-dihydro-2-oxo-4-pyrimidinyl]amino]carbonyl]-2-methylpropyl]-, 1,1-dimethylethyl ester

L-Valine, N-[(1,1-dimethylethoxy)carbonyl]-, 3′,5′-diester with 4-amino-1-(2-deoxy-β-L-erythro-pentofuranosyl)-2(1H)-pyrimidinone

4-Amino-1-(3,5-di-O-acetyl-2-deoxy-β-L-erythro-pentofuranosyl)-2(1H)-pyrimidinone

N′-[1-(2-Deoxy-β-L-erythro-pentofuranosyl)-1,2-dihydro-2-oxo-4-pyrimidinyl]-N,N-dimethylmethanimidamide

N-[1-(2-Deoxy-β-L-erythro-pentofuranosyl)-1,2-dihydro-2-oxo-4-pyrimidinyl]acetamide

L-Valine, 3′,5′-diester with 4-amino-1-(2-deoxy-β-L-erythro-pentofuranosyl)-2(1H)-pyrimidinone

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-3-deoxy-3-(difluoromethyl)-β-D-xylofuranosyl]-2,4(1H,3H)-pyrimidinedione

L-Valine, N-[(1,1-dimethylethoxy)carbonyl]-, 5′-ester with 1-(2-deoxy-β-L-erythro-pentofuranosyl)-4-[[(4-methoxyphenyl)diphenylmethyl]amino]-2(1H)-pyrimidinone

1-(2-Deoxy-β-L-erythro-pentofuranosyl)-4-[[(4-methoxyphenyl)diphenylmethyl]amino]-2(1H)-pyrimidinone

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-2-(difluoromethyl)-β-D-arabinofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-deoxy-3-(difluoromethyl)-β-D-xylofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-2-(difluoromethyl)-β-D-arabinofuranosyl]-2,4(1H,3H)-pyrimidinedione

Uridine, 6-(1,3-diphenyl-2-imidazolidinyl)-2′,3′-O-(methoxymethylene)-

Uridine, 5′-O-[(1,1-dimethylethyl)dimethylsilyl]-6-(1,3-diphenyl-2-imidazolidinyl)-2′,3′-O-(methoxymethylene)-

Uridine, 5′-O-[(1,1-dimethylethyl)dimethylsilyl]-6-formyl-2′,3′-O-(methoxymethylene)-

Uridine, 5′-O-[(1,1-dimethylethyl)dimethylsilyl]-2′,3′-O-(methoxymethylene)-

Uridine, thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxy-5-[(2,5-dihydro-2,2,5,5-tetramethyl-1-oxy-1H-pyrrol-3-yl)ethynyl]-

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-3′-de(phosphinicooxy)thymidylyl(2-oxo-1,2-ethanediyl)[(phenylmethoxy)imino]-(3′→5′)-5′-deoxy-