2,4(1H,3H)-Pyrimidinedione, 1-[(6R,8R,9R)-6-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-2,2-dioxido-9-[[tris(1,1-dimethylethyl)silyl]oxy]-1,7-dioxa-2-thiaspiro[4.4]non-3-en-8-yl]-3,5-dimethyl-

1-[(1S,3R,4S,7R)-1-[[Bis(4-methoxyphenyl)phenylmethoxy]methyl]-5-ethyl-7-hydroxy-2-oxa-5-azabicyclo[2.2.1]hept-3-yl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(1S,3R,4S,7R)-1-[[Bis(4-methoxyphenyl)phenylmethoxy]methyl]-7-hydroxy-5-[1-oxo-4-(1-pyrenyl)butyl]-2-oxa-5-azabicyclo[2.2.1]hept-3-yl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(1S,3R,4S,7R)-1-[[Bis(4-methoxyphenyl)phenylmethoxy]methyl]-7-hydroxy-5-(1-pyrenylcarbonyl)-2-oxa-5-azabicyclo[2.2.1]hept-3-yl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(1S,3R,4S,7R)-5-Acetyl-1-[[bis(4-methoxyphenyl)phenylmethoxy]methyl]-7-hydroxy-2-oxa-5-azabicyclo[2.2.1]hept-3-yl]-5-methyl-2,4(1H,3H)-pyrimidinedione

5-(2-[2,2'-Bipyridin]-6-ylethynyl)-7-(2-deoxy-β-D-erythro-pentofuranosyl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine

2,4(1H,3H)-Pyrimidinedione, 1-[(6R,8R,9R)-9-[[(3,3-dimethylbutyl)diphenylsilyl]oxy]-6-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-2,2-dioxido-1,7-dioxa-2-thiaspiro[4.4]non-3-en-8-yl]-3,5-dimethyl-

1-(2,5-Anhydro-3,4-bis-C-(hydroxymethyl)-α-L-lyxofuranosyl)-5-methyl-2,4(1H,3H)-pyrimidinedione

1-(2,5-Anhydro-3,4-bis-C-[(phenylmethoxy)methyl]-3-O-(phenylmethyl)-α-L-lyxofuranosyl)-5-methyl-2,4(1H,3H)-pyrimidinedione

5-Methyl-1-[2,5-O-methylene-4-C-(3,5,7,7-tetrahydroxy-3,5,7-trioxido-2,4,6-trioxa-3,5,7-triphosphahept-1-yl)-α-L-lyxofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-[2-Deoxy-5-O-(4-methylbenzoyl)-α-L-threo-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[2-Deoxy-3,5-bis-O-(4-methylbenzoyl)-L-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[2,3-Dideoxy-3-[(2,2,2-trifluoroacetyl)amino]-β-L-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

5-Methyl-1-[(3aS,7R,7aR)-octahydro-3a,7-dihydroxy-2-benzofuranyl]-2,4(1H,3H)-pyrimidinedione

5-Methyl-1-[(3aS,7R,7aR)-octahydro-3a,7-bis[(trimethylsilyl)oxy]-2-benzofuranyl]-2,4(1H,3H)-pyrimidinedione

5-[3-[[3-[(4-Azido-5-chloro-3,6-difluoro-2-pyridinyl)amino]-1-oxopropyl]amino]-1-propen-1-yl]-2'-deoxyuridine 5'-(tetrahydrogen triphosphate)

2'-Deoxyuridine 5'-(tetrahydrogen triphosphate) 4-[2-[6-[(9-anthracenylmethylene)amino]-1,6-dioxohexyl]hydrazone]

4'-C-Methylguanosine 5'-(tetrahydrogen triphosphate)

2,4(1H,3H)-Pyrimidinedione, 1-[4,6-di-O-benzoyl-1-deoxy-1-(diethoxyphosphinyl)-β-D-fructofuranosyl]-

1-[6-Amino-2-[2-[(2R,3S)-2,3-dihydroxy-2,6,6-trimethylbicyclo[3.1.1]hept-3-yl]ethynyl]-9H-purin-9-yl]-1-deoxy-N-ethyl-β-D-ribofuranuronamide