1-(2-Deoxy-2-fluoro-4-C-methyl-β-D-arabinofuranosyl)-2,4(1H,3H)-pyrimidinedione

9-(2-Deoxy-4-C-ethynyl-2-fluoro-β-D-arabinofuranosyl)-6-fluoro-9H-purin-2-amine

1-[2-Deoxy-5-O-(triphenylmethyl)-β-D-threo-pentofuranosyl]-5-fluoro-2,4(1H,3H)-pyrimidinedione

5-[2-[1-(2-Deoxy-β-D-erythro-pentofuranosyl)-1,2,3,4-tetrahydro-2,4-dioxo-5-pyrimidinyl]ethynyl]-2-[(1E,3E,5E)-5-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)-1,3-pentadien-1-yl]-1,3,3-trimethyl-3H-indolium

5'-O-DMT-2'-O-methylguanosine

5-[2-[1-(2-Deoxy-β-D-erythro-pentofuranosyl)-1,2,3,4-tetrahydro-2,4-dioxo-5-pyrimidinyl]ethynyl]-2-[(1E,3E)-3-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)-1-propen-1-yl]-1,3,3-trimethyl-3H-indolium

1-[(2R,4S,5R)-4-[Bis(4-methoxyphenyl)phenylmethoxy]-5-[1-[(2R,3S,5R)-5-(3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)-2-ethynyltetrahydro-3-furanyl]-1H-1,2,3-triazol-4-yl]tetrahydro-2-furanyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

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

1-[(2R,4S,5R)-4-[Bis(4-methoxyphenyl)phenylmethoxy]-5-ethynyltetrahydro-2-furanyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

2'-Deoxy-5-[2-[4'-(2-fluoroethoxy)[1,1'-biphenyl]-4-yl]ethynyl]uridine

2'-Deoxy-5-[2-(4'-hydroxy[1,1'-biphenyl]-4-yl)ethynyl]uridine

1-[2-O-[1,4-Dioxo-4-[2-[[(9Z)-1-oxo-9-octadecen-1-yl]oxy]-1-[[[(9Z)-1-oxo-9-octadecen-1-yl]oxy]methyl]ethoxy]butyl]-β-D-arabinofuranosyl]-2,4(1H,3H)-pyrimidinedione

2-Amino-8-chloroadenosine 5'-(tetrahydrogen triphosphate)

1-[3,5-O-[Bis(1,1-dimethylethyl)silylene]-2-O-[1,4-dioxo-4-[2-[[(9Z)-1-oxo-9-octadecen-1-yl]oxy]-1-[[[(9Z)-1-oxo-9-octadecen-1-yl]oxy]methyl]ethoxy]butyl]-β-D-arabinofuranosyl]-2,4(1H,3H)-pyrimidinedione

2,4(1H,3H)-Pyrimidinedione, 1-(5,6-dideoxy-6-nitro-β-D-ribo-hex-5-enofuranosyl)-, (E)-

5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-2'-[[2,3-bis(octadecyloxy)propyl]amino]-2'-deoxyuridine

L-Norvaline, N-phosphono-, 1-ethyl ester, cyclic (P→3',5')-ester with 2'-C-methylcytidine

L-Leucine, N-phosphono-, 1-ethyl ester, cyclic (P→3',5')-ester with 2'-C-methylcytidine

L-Alanine, N-phosphono-, 1-(1,1-dimethylethyl) ester, cyclic (P→3',5')-ester with 2'-C-methylcytidine

L-Alanine, N-phosphono-, 1-heptyl ester, cyclic (P→3',5')-ester with 2'-C-methylcytidine