1-[2-O-Benzoyl-3,5,6-trideoxy-6-(diethoxyphosphinyl)-β-D-erythro-hex-5-enofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-(5,6-Dideoxy-6-phosphono-β-D-ribo-hex-5-enofuranosyl)-2,4(1H,3H)-pyrimidinedione

1-[5,6-Dideoxy-6-(diethoxyphosphinyl)-β-D-ribo-hex-5-enofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-[5,6-Dideoxy-6-(diethoxyphosphinyl)-2,3-O-(1-methylethylidene)-β-D-ribo-hex-5-enofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[2-chloro-4-(triphenylmethyl)phenoxy]hydroxyphosphinyl]-2-deoxy-α-D-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

2'-[(Aminocarbonyl)amino]-2'-deoxyuridine 5'-(trihydrogen diphosphate)

2-Amino-1,9-dihydro-9-(3,5,6-trideoxy-3-fluoro-6-phosphono-β-D-ribo-hex-5-enofuranosyl)-6H-purin-6-one

1-[5,6-Dideoxy-6-(diethoxyphosphinyl)-4-C-ethynyl-2,3-O-(1-methylethylidene)-β-D-ribo-hex-5-enofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-[3,5,6-Trideoxy-6-phosphono-β-D-erythro-hex-5-enofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-[2,5,6-Trideoxy-2-fluoro-6-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-ribo-hex-5-enofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-[3-O-Benzoyl-2,5,6-trideoxy-6-(dimethoxyphosphinyl)-2-fluoro-β-D-ribo-hex-5-enofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-[2-O-Benzoyl-3,5,6-trideoxy-6-phosphono-β-D-erythro-hex-5-enofuranosyl]-2,4(1H,3H)-pyrimidinedione

5-Methyl-1-[(2R,4R,5R)-tetrahydro-4-hydroxy-5-(2-propyn-1-yl)-2-furanyl]-2,4(1H,3H)-pyrimidinedione

1-(5,6-Dideoxy-4-C-ethenyl-6-phosphono-β-D-ribo-hex-5-enofuranosyl)-2,4(1H,3H)-pyrimidinedione

1-(5,6-Dideoxy-4-C-ethynyl-6-phosphono-β-D-ribo-hex-5-enofuranosyl)-2,4(1H,3H)-pyrimidinedione

1-[5,6-Dideoxy-4-C-ethynyl-2,3-O-(1-methylethylidene)-6-phosphono-β-D-ribo-hex-5-enofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-(2,5,6-Trideoxy-2-fluoro-6-phosphono-β-D-ribo-hex-5-enofuranosyl)-2,4(1H,3H)-pyrimidinedione

Thymidine, 5'-deoxy-3'-de(phosphinicooxy)-5'-[2-(trimethylsilyl)ethynyl]thymidylyl-1H-1,2,3-triazole-1,4-diyl-(3'→5')-5'-deoxy-, 3'-(hydrogen butanedioate)

5-Methyl-1-[(2R,4S,5R)-tetrahydro-4-hydroxy-5-(2-propyn-1-yl)-2-furanyl]-2,4(1H,3H)-pyrimidinedione

5-Methyl-1-[(2R,4S,5R)-tetrahydro-4-[(4-nitrobenzoyl)oxy]-5-[3-(trimethylsilyl)-2-propyn-1-yl]-2-furanyl]-2,4(1H,3H)-pyrimidinedione