3'-Deoxy-3'-[[(2S)-3-hydroxy-2-methyl-1-oxopropyl]amino]-N,N-dimethyladenosine

3'-Deoxy-3'-[[(2R)-3-hydroxy-2-methyl-1-oxopropyl]amino]-N,N-dimethyladenosine

2',3'-O-(1-Methylethylidene)-5'-S-[(1S,2S)-2-[[(4-methylphenyl)sulfonyl]amino]cyclohexyl]-5'-thiouridine

7-Chloro-2-(2-deoxy-β-D-erythro-pentofuranosyl)-8-hydroxypyrimido[1,6-a]benzimidazole-1,6,9(2H)-trione

5'-[[(3S)-3-Amino-3-carboxypropyl](2-iodoethyl)amino]-8-[(4-azidobutyl)amino]-5'-deoxyadenosine

1-(2-Deoxy-4-C-ethynyl-β-erythro-pentofuranosyl)-5-methyl-2,4(1H,3H)-pyrimidinedione

4-Amino-1-(2-deoxy-4-C-ethynyl-β-erythro-pentofuranosyl)-5-fluoro-2(1H)-pyrimidinone

5'-[[(3S)-3-Amino-3-carboxypropyl](2-iodoethyl)amino]-8-azido-5'-deoxyadenosine

1-[2-Deoxy-5-O-[(1,1-dimethylethyl)dimethylsilyl]-4-C-ethynyl-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[2-Deoxy-5-O-[(1,1-dimethylethyl)dimethylsilyl]-4-C-ethynyl-β-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

N-[1-[2-Deoxy-5-O-[(1,1-dimethylethyl)dimethylsilyl]-4-C-ethynyl-3-O-(methoxymethyl)-α-erythro-pentofuranosyl]-5-fluoro-1,2-dihydro-2-oxo-4-pyrimidinyl]benzamide

1-[2-Deoxy-5-O-[(1,1-dimethylethyl)dimethylsilyl]-4-C-ethynyl-3-O-(methoxymethyl)-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-(2-Deoxy-4-C-ethynyl-erythro-pentofuranosyl)-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[2-Deoxy-5-O-[(1,1-dimethylethyl)dimethylsilyl]-4-C-ethynyl-3-O-(methylsulfonyl)-β-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

N-[1-[2-Deoxy-5-O-[(1,1-dimethylethyl)dimethylsilyl]-4-C-ethynyl-3-O-(methoxymethyl)-erythro-pentofuranosyl]-5-fluoro-1,2-dihydro-2-oxo-4-pyrimidinyl]benzamide

1-[2-Deoxy-5-O-[(1,1-dimethylethyl)dimethylsilyl]-4-C-ethynyl-α-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

N-[1-[2-Deoxy-5-O-[(1,1-dimethylethyl)dimethylsilyl]-4-C-ethynyl-3-O-(methoxymethyl)-β-erythro-pentofuranosyl]-5-fluoro-1,2-dihydro-2-oxo-4-pyrimidinyl]benzamide

5-(2-Iodoethynyl)-1-(2,3,5-tri-O-acetyl-β-D-arabinofuranosyl)-2,4(1H,3H)-pyrimidinedione

1-[2,3-O-(1-Methylethylidene)-5-O-(triphenylmethyl)-β-D-ribofuranosyl]-4-(2-phenylethynyl)-2(1H)-pyrimidinone

4-Thiouridine 3'-(trihydrogen diphosphate)