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

Uridine, 5′-deoxy-5′-[[[[[(3-methyl-2-quinoxalinyl)methylene]amino]oxy]acetyl]amino]-

Uridine, 5′-O-[[(3-methyl-2-quinoxalinyl)methylene]amino]-

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

Uridine, 5′-deoxy-5′-[[[[[(1-methyl-5-nitro-1H-benzimidazol-2-yl)methylene]amino]oxy]acetyl]amino]-

Uridine, 5′-O-[[(1-methyl-5-nitro-1H-benzimidazol-2-yl)methylene]amino]-

Cytidine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-4′-C-ethenyl-, 3′-(hydrogen butanedioate)

Uridine, 5′-deoxy-5′-[[[4-[[[[1-(4-iodophenyl)-2,5-dimethyl-1H-pyrrol-3-yl]methylene]hydrazino]carbonyl]phenyl]sulfonyl]amino]-

Uridine, 5′-deoxy-5′-[[[[[[1-(4-iodophenyl)-2,5-dimethyl-1H-pyrrol-3-yl]methylene]amino]oxy]acetyl]amino]-

Uridine, 5′-O-[[[1-(4-iodophenyl)-2,5-dimethyl-1H-pyrrol-3-yl]methylene]amino]-

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

Uridine, 5′-deoxy-5′-[[[[[(3-iodophenyl)methylene]amino]oxy]acetyl]amino]-

Uridine, 5′-O-[[(3-iodophenyl)methylene]amino]-

Uridine, 5′-[[[4-[[[[2,4-bis(4-methyl-1-piperidinyl)-5-nitrophenyl]methylene]hydrazino]carbonyl]phenyl]sulfonyl]amino]-5′-deoxy-

Uridine, 5′-[[[[[[2,4-bis(4-methyl-1-piperidinyl)-5-nitrophenyl]methylene]amino]oxy]acetyl]amino]-5′-deoxy-

Uridine, 5′-O-[[[2,4-bis(4-methyl-1-piperidinyl)-5-nitrophenyl]methylene]amino]-

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

Uridine, 5′-O-[[[5-(3-chloro-4-fluorophenyl)-2-furanyl]methylene]amino]-

Uridine, 5′-[[[4-[[[[4-bromo-2,5-bis(ethylthio)-3-thienyl]methylene]hydrazino]carbonyl]phenyl]sulfonyl]amino]-5′-deoxy-

Uridine, 5′-[[[[[[4-bromo-2,5-bis(ethylthio)-3-thienyl]methylene]amino]oxy]acetyl]amino]-5′-deoxy-