Thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyguanosine

2′-Deoxycytidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyadenosine

Thymidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyadenosine

Cytidine, N,N-dimethyl-, 3′,5′-diphosphate

2′-Deoxyguanylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyguanosine

β-Neuraminic acid, N-acetyl-9-deoxy-9-[(1-oxo-3-phenylpropyl)amino]-, 2-(hydrogen 5′-cytidylate)

β-Neuraminic acid, N-acetyl-9-deoxy-9-[(1-oxo-6-phenylhexyl)amino]-, 2-(hydrogen 5′-cytidylate)

β-Neuraminic acid, N-acetyl-9-deoxy-9-[(2-phenylacetyl)amino]-, 2-(hydrogen 5′-cytidylate)

Uridine 5′-(trihydrogen diphosphate), 5-(methylthio)-

2,4(1H,3H)-Pyrimidinedione, 1-[(11S)-11-O-[2-(acetylamino)-2-deoxy-α-D-glucopyranosyl]-6,10-dideoxy-10-[(1-oxooctyl)amino]-L-galacto-β-D-allo-undecodialdo-1,4-furanose-11,7-pyranos-1-yl]-

Uracil, 1-(3-acetamido-3-deoxy-β-D-arabinofuranosyl)-

Uridine, 5-mercapto-, 5′-(hydrogen 4-morpholinylphosphonate)

2,4(1H,3H)-Pyrimidinedione, 1-[(11S)-10-(acetylamino)-11-O-[2-(acetylamino)-2-deoxy-α-D-glucopyranosyl]-6,10-dideoxy-L-galacto-β-D-allo-undecodialdo-1,4-furanose-11,7-pyranos-1-yl]-

Thymidine, 4′-C-(methoxymethyl)-2-thio-, 3′-acetate

Thymidine, 4′-C-(methoxymethyl)-, 3′-acetate

5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-4′-C-(methoxymethyl)-2-thiothymidine

(6R,8S,9R)-8-(Acetyloxy)-7,8,9,10-tetrahydro-9-(methoxymethyl)-3-methyl-6,9-epoxy-2H,6H-pyrimido[2,1-b][1,3]oxazocin-2-one

5′-O-[(1,1-Dimethylethyl)diphenylsilyl]-4′-(methoxymethyl)thymidine

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-4-S-(2-cyanoethyl)-4′-C-(methoxymethyl)-4-thio-, 3′-(2-phenoxyacetate)

5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-4-S-(2-cyanoethyl)-4′-C-(methoxymethyl)-4-thiothymidine