Thymidine, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite] 5′-(4-nitrophenyl carbonate)

Uridine, 5′-[[[4-[[[[4-bromo-5-[(3,5-dichlorobenzoyl)oxy]-3-(ethoxycarbonyl)-7-methyl-2-benzofuranyl]methylene]hydrazino]carbonyl]phenyl]sulfonyl]amino]-5′-deoxy-

Uridine, 5′-[[[4-[[[[4-bromo-5-[(4-butoxybenzoyl)oxy]-3-(ethoxycarbonyl)-7-methyl-2-benzofuranyl]methylene]hydrazino]carbonyl]phenyl]sulfonyl]amino]-5′-deoxy-

Uridine, 5′-[[[4-[[[[4-bromo-3-(ethoxycarbonyl)-5-[(4-methoxybenzoyl)oxy]-7-methyl-2-benzofuranyl]methylene]hydrazino]carbonyl]phenyl]sulfonyl]amino]-5′-deoxy-

Uridine, 5′-[[[4-[[[[4-bromo-3-(ethoxycarbonyl)-5-[(3-methoxybenzoyl)oxy]-7-methyl-2-benzofuranyl]methylene]hydrazino]carbonyl]phenyl]sulfonyl]amino]-5′-deoxy-

Uridine, 5′-[[[4-[[[[4-bromo-5-[(2-bromobenzoyl)oxy]-3-(ethoxycarbonyl)-7-methyl-2-benzofuranyl]methylene]hydrazino]carbonyl]phenyl]sulfonyl]amino]-5′-deoxy-

Uridine, 5′-[[[4-[[[[4-bromo-3-(ethoxycarbonyl)-7-methyl-5-[(4-methylbenzoyl)oxy]-2-benzofuranyl]methylene]hydrazino]carbonyl]phenyl]sulfonyl]amino]-5′-deoxy-

Uridine, 5′-deoxy-5′-[[[4-[[[(2-methoxy-5-phenyl-3-furanyl)methylene]hydrazino]carbonyl]phenyl]sulfonyl]amino]-

Uridine, 5′-deoxy-5′-[[[4-[[[(1,2-dimethyl-1H-benzimidazol-5-yl)methylene]hydrazino]carbonyl]phenyl]sulfonyl]amino]-

Uridine, 5′-deoxy-5′-[[[4-[[(2-furanylmethylene)hydrazino]carbonyl]phenyl]sulfonyl]amino]-

Uridine, 5′-[[[4-[[[(4-bromo-2-thienyl)methylene]hydrazino]carbonyl]phenyl]sulfonyl]amino]-5′-deoxy-

Uridine, 5′-deoxy-5′-[[[4-[[[(2,3,4-trihydroxyphenyl)methylene]hydrazino]carbonyl]phenyl]sulfonyl]amino]-

Uridine, 5′-[[[4-[[[(4-butoxyphenyl)methylene]hydrazino]carbonyl]phenyl]sulfonyl]amino]-5′-deoxy-

Uridine, 5′-deoxy-5′-[[[4-[[[(2-hydroxy-4-methoxyphenyl)methylene]hydrazino]carbonyl]phenyl]sulfonyl]amino]-

Uridine, 5′-[[[4-[[[(5-bromo-2-thienyl)methylene]hydrazino]carbonyl]phenyl]sulfonyl]amino]-5′-deoxy-

Uridine, 5′-[[[4-[[[[5-[(acetyloxy)methyl]-2-furanyl]methylene]hydrazino]carbonyl]phenyl]sulfonyl]amino]-5′-deoxy-

Uridine, 5′-[[[4-[[[(2-bromo-6-hydroxyphenyl)methylene]hydrazino]carbonyl]phenyl]sulfonyl]amino]-5′-deoxy-

Uridine, 5′-deoxy-5′-[[[4-[[[[5-(2-thienylthio)-2-thienyl]methylene]hydrazino]carbonyl]phenyl]sulfonyl]amino]-

Uridine, 5′-[[[4-[[[[2-(4-bromo-2-methylphenyl)-1,2,3,3a,9,9a-hexahydro-1,3-dioxo-4,9[1′,2′]-benzeno-4H-benz[f]isoindol-4-yl]methylene]hydrazino]carbonyl]phenyl]sulfonyl]amino]-5′-deoxy-

Uridine, 5′-deoxy-5′-[[[4-[[[(3,4-diphenoxyphenyl)methylene]hydrazino]carbonyl]phenyl]sulfonyl]amino]-