Thymidine, 5′-O-[1-hydroxy-26-(4-methoxyphenyl)-1-oxido-10-oxo-26,26-diphenyl-2,13,16,19,22-pentaoxa-9,25-diaza-1-phosphahexacos-1-yl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-

Thymidine, 5′-O-[[[6-[[[(3S)-1,2,2′,3′,4′,9′-hexahydro-2-oxospiro[3H-indole-3,1′-[1H]pyrido[3,4-b]indol]-3′-yl]carbonyl]amino]hexyl]oxy]hydroxyphosphinyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-

Thymidine, 5′-O-[hydroxy[[6-[[[(3S)-2,3,4,9-tetrahydro-1-methyl-1-propyl-1H-pyrido[3,4-b]indol-3-yl]carbonyl]amino]hexyl]oxy]phosphinyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-

Thymidine, 5′-O-[hydroxy[[6-[[[(3′S)-2′,3′,4′,9′-tetrahydrospiro[cyclohexane-1,1′-[1H]pyrido[3,4-b]indol]-3′-yl]carbonyl]amino]hexyl]oxy]phosphinyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-

Thymidine, 5′-O-[hydroxy[[6-[[[(3S)-2,3,4,9-tetrahydro-1-phenyl-1H-pyrido[3,4-b]indol-3-yl]carbonyl]amino]hexyl]oxy]phosphinyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-

5′-O-[[[6-[[[(3S)-1-(2-Furanyl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indol-3-yl]carbonyl]amino]hexyl]oxy]hydroxyphosphinyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidine

5′-O-[Hydroxy[[6-[[[(3S)-2,3,4,9-tetrahydro-1-[2-(trimethylsilyl)ethynyl]-1H-pyrido[3,4-b]indol-3-yl]carbonyl]amino]hexyl]oxy]phosphinyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidine

Thymidine, 5′-O-[hydroxy[[6-[[[(3S)-2,3,4,9-tetrahydro-1-[5-(2-thienyl)-2-furanyl]-1H-pyrido[3,4-b]indol-3-yl]carbonyl]amino]hexyl]oxy]phosphinyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-

Thymidine, 5′-O-[hydroxy[[6-[[[(3S)-2,3,4,9-tetrahydro-1-(1-methylethyl)-1H-pyrido[3,4-b]indol-3-yl]carbonyl]amino]hexyl]oxy]phosphinyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-

Thymidine, 5′-O-[[[6-[[[(3S)-1-[(1E)-2,6-dimethyl-1,5-heptadien-1-yl]-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indol-3-yl]carbonyl]amino]hexyl]oxy]hydroxyphosphinyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-

Thymidine, 5′-O-[hydroxy[[6-[[[(3S)-2,3,4,9-tetrahydro-1-[(1E)-2-phenylethenyl]-1H-pyrido[3,4-b]indol-3-yl]carbonyl]amino]hexyl]oxy]phosphinyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-

Thymidine, 5′-O-[[[6-[[[(3S)-1-(4-bromophenyl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indol-3-yl]carbonyl]amino]hexyl]oxy]hydroxyphosphinyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-

Thymidine, 5′-O-[hydroxy[[6-[[[(3S)-2,3,4,9-tetrahydro-1-[4-(2-propen-1-yloxy)phenyl]-1H-pyrido[3,4-b]indol-3-yl]carbonyl]amino]hexyl]oxy]phosphinyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-

Thymidine, 5′-O-[hydroxy[[6-[[[(3S)-2,3,4,9-tetrahydro-1-(3,4,5-trimethoxyphenyl)-1H-pyrido[3,4-b]indol-3-yl]carbonyl]amino]hexyl]oxy]phosphinyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-

Thymidine, 5′-O-[[[6-[[[(3S)-1-(4-chlorophenyl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indol-3-yl]carbonyl]amino]hexyl]oxy]hydroxyphosphinyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-

Thymidine, 5′-O-[[[6-[[[(3S)-1-[1,1′-biphenyl]-4-yl-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indol-3-yl]carbonyl]amino]hexyl]oxy]hydroxyphosphinyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-

Thymidine, 5′-O-[[[6-[[(2S)-2-amino-3-(1H-indol-3-yl)-1-oxopropyl]amino]hexyl]oxy]hydroxyphosphinyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-