3′-O-[4-[[(3′,6′-Dihydroxy-3-oxospiro[isobenzofuran-1(3H),9′-[9H]xanthen]-5-yl)carbonyl]amino]-2-methylenebutyl]thymidine 5′-(tetrahydrogen triphosphate)

3′-O-[1-Azido-3-[[(3′,6′-dihydroxy-3-oxospiro[isobenzofuran-1(3H),9′-[9H]xanthen]-5-yl)carbonyl]amino]propyl]thymidine 5′-(tetrahydrogen triphosphate)

3′-O-(3-Amino-1-azidopropyl)thymidine 5′-(tetrahydrogen triphosphate)

3′-O-[1-Azido-3-[(2,2,2-trifluoroacetyl)amino]propyl]-5′-O-[(1,1-dimethylethyl)dimethylsilyl]thymidine

2′-Deoxy-3′-O-[[3-[2-[[(3′,6′-dihydroxy-3-oxospiro[isobenzofuran-1(3H),9′-[9H]xanthen]-5-yl)carbonyl]amino]ethyl]-4-oxo-2,5-cyclohexadien-1-ylidene]amino]cytidine 5′-(tetrahydrogen triphosphate)

3′-O-[[3-(2-Aminoethyl)-4-oxo-2,5-cyclohexadien-1-ylidene]amino]-2′-deoxy-5′-O-[(1,1-dimethylethyl)dimethylsilyl]cytidine

2′-Deoxy-5′-O-[(1,1-dimethylethyl)dimethylsilyl]-3′-O-[[4-oxo-3-[2-[(2,2,2-trifluoroacetyl)amino]ethyl]-2,5-cyclohexadien-1-ylidene]amino]cytidine

3′-O-[3-[4-[3-[[2-[[(3′,6′-Dihydroxy-3-oxospiro[isobenzofuran-1(3H),9′-[9H]xanthen]-5-yl)carbonyl]amino]ethyl]amino]-3-oxopropyl]-2,5-dimethyl-3,6-dioxo-1,4-cyclohexadien-1-yl]-3-methyl-1-oxobutyl]thymidine 5′-(tetrahydrogen triphosphate)

3′-O-[3-[4-[3-[(2-Aminoethyl)amino]-3-oxopropyl]-2,5-dimethyl-3,6-dioxo-1,4-cyclohexadien-1-yl]-3-methyl-1-oxobutyl]thymidine 5′-(tetrahydrogen triphosphate)

3′-O-[3-[2,5-Dimethyl-3,6-dioxo-4-[3-oxo-3-[[2-[(2,2,2-trifluoroacetyl)amino]ethyl]amino]propyl]-1,4-cyclohexadien-1-yl]-3-methyl-1-oxobutyl]-5′-O-[(1,1-dimethylethyl)dimethylsilyl]thymidine

3′-O-[[7-[4-[4-[[(3′,6′-Dihydroxy-3-oxospiro[isobenzofuran-1(3H),9′-[9H]xanthen]-5-yl)carbonyl]amino]phenyl]-1-piperidinyl]-2-oxo-2H-1-benzopyran-4-yl]methyl]thymidine 5′-(tetrahydrogen triphosphate)

3′-O-[[7-[4-(4-Aminophenyl)-1-piperidinyl]-2-oxo-2H-1-benzopyran-4-yl]methyl]thymidine 5′-(tetrahydrogen triphosphate)

3′-O-[[2-Oxo-7-[4-[4-[(2,2,2-trifluoroacetyl)amino]phenyl]-1-piperidinyl]-2H-1-benzopyran-4-yl]methyl]thymidine

Thymidine 5′-(tetrahydrogen triphosphate), 3′-[[7-[4-[4-[[(3′,6′-dihydroxy-3-oxospiro[isobenzofuran-1(3H),9′-[9H]xanthen]-5-yl)carbonyl]amino]phenyl]-1-piperidinyl]-2-oxo-2H-1-benzopyran-4-yl]methyl carbonate]

Thymidine 5′-(tetrahydrogen triphosphate), 3′-[[7-[4-(4-aminophenyl)-1-piperidinyl]-2-oxo-2H-1-benzopyran-4-yl]methyl carbonate]

Thymidine, 3′-[[2-oxo-7-[4-[4-[(2,2,2-trifluoroacetyl)amino]phenyl]-1-piperidinyl]-2H-1-benzopyran-4-yl]methyl carbonate]

Uridine 5′-(tetrahydrogen triphosphate), 2′-deoxy-, 3′-[(1S)-1-[4-(3-amino-1-propyn-1-yl)-5-methoxy-2-nitrophenyl]-2,2-dimethylpropyl carbonate]

2′-Deoxy-3′-O-[(1S)-1-[4-[3-[[(3′,6′-dihydroxy-3-oxospiro[isobenzofuran-1(3H),9′-[9H]xanthen]-5-yl)carbonyl]amino]-1-propyn-1-yl]-5-methoxy-2-nitrophenyl]-2,2-dimethylpropyl]uridine 5′-(tetrahydrogen triphosphate)

2′-Deoxy-5′-O-[(1,1-dimethylethyl)dimethylsilyl]-3′-O-[(1S)-1-[5-methoxy-2-nitro-4-[3-[(2,2,2-trifluoroacetyl)amino]-1-propyn-1-yl]phenyl]-2,2-dimethylpropyl]uridine

3′-O-[1-[4-[4-[[2-[[(3′,6′-Dihydroxy-3-oxospiro[isobenzofuran-1(3H),9′-[9H]xanthen]-5-yl)carbonyl]amino]ethyl]amino]-4-oxobutoxy]-5-methoxy-2-nitrophenyl]ethyl]thymidine 5′-(tetrahydrogen triphosphate)