2'-Deoxy-5'-O-[[1-[1-[2-[ethyl[4-[(1E)-2-(4-nitrophenyl)diazenyl]phenyl]amino]ethyl]-1H-1,2,3-triazol-4-yl]-1-methylethoxy]dimethylsilyl]-2'-fluorouridine

2'-Deoxy-5'-O-[[(1,1-dimethyl-2-propyn-1-yl)oxy]dimethylsilyl]-2'-fluorouridine

5'-O-[[(1,1-Dimethyl-2-propyn-1-yl)oxy]dimethylsilyl]-2'-O-methyluridine

2'-Deoxy-5'-O-[[1-[1-[2-[ethyl[4-[(1E)-2-(4-nitrophenyl)diazenyl]phenyl]amino]ethyl]-1H-1,2,3-triazol-4-yl]-1-methylethoxy]bis(1-methylethoxy)silyl]-2'-fluorouridine

2'-Deoxy-5'-O-[[(1,1-dimethyl-2-propyn-1-yl)oxy]bis(1-methylethoxy)silyl]-2'-fluorouridine

N-Acetyl-2'-deoxy-5'-O-[[1-[1-[2-[ethyl[4-[(1E)-2-(4-nitrophenyl)diazenyl]phenyl]amino]ethyl]-1H-1,2,3-triazol-4-yl]-1-methylethoxy]bis(1-methylethoxy)silyl]-2'-fluorocytidine

N-Acetyl-2'-deoxy-5'-O-[[(1,1-dimethyl-2-propyn-1-yl)oxy]bis(1-methylethoxy)silyl]-2'-fluorocytidine

5'-O-[[1-[1-[2-[Ethyl[4-[(1E)-2-(4-nitrophenyl)diazenyl]phenyl]amino]ethyl]-1H-1,2,3-triazol-4-yl]-1-methylethoxy]bis(1-methylethoxy)silyl]-2'-O-methyluridine

5'-O-[[(1,1-Dimethyl-2-propyn-1-yl)oxy]bis(1-methylethoxy)silyl]-2-O-methyluridine

3'-Azido-5-bromo-2',3'-dideoxycytidine

2'-Deoxy-N-[11,11-dimethyl-8-(1-methylethyl)-1,6,10-trioxo-2,7,9-trioxa-5-azadodec-1-yl]-2',2'-difluorocytidine

2'-Deoxy-4-thiouridine 5'-(tetrahydrogen triphosphate)

2'-Deoxy-2'-iodoadenosine 5'-(tetrahydrogen triphosphate)

8-Iodoguanosine 5'-(tetrahydrogen triphosphate)

5-[3-[[6-[[10-[[[5'-(Aminomethyl)-3',6'-dihydroxy-3-oxospiro[isobenzofuran-1(3H),9'-[9H]xanthen]-4'-yl]methyl]amino]-1,7,10-trioxodecyl]amino]-1-oxohexyl]amino]-1-propyn-1-yl]-2',3'-dideoxycytidine 5'-(tetrahydrogen triphosphate)

5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-2'-deoxy-3'-thiouridine

5'-Deoxy-5'-[[[[[[2-(1,3-dihydro-4-hydroxy-6-methoxy-7-methyl-3-oxo-5-isobenzofuranyl)ethyl]amino]sulfonyl]methyl]sulfonyl]amino]-2-ethynyladenosine

3'-Deoxy-3'-methylinosine

2'-O-(2-Aminoethyl)-5-methyluridine

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