Uracil, 1-(2-deoxy-3,5-S,O-isopropylidene-3-thio-β-D-threo-pentofuranosyl)-3,5-dimethyl-

Thymine, 1,1′-[dithiobis[tetrahydro-5-(hydroxymethyl)-4,2-furandiyl]]di-

Thymine, 1-(2-deoxy-3,5-S,O-isopropylidene-3-thio-β-D-threo-pentofuranosyl)-

Thymine, 1-(2-deoxy-3-thio-β-D-threo-pentofuranosyl)-

5-Methyl-1-(2,3,5-trideoxy-3,5-epidithio-β-D-threo-pentofuranosyl)-2,4(1H,3H)-pyrimidinedione

2,5-Methano-5H,9H-pyrimido[1,2-c][1,5,3]oxathiazepin-9-one, 2,3-dihydro-3-(hydroxymethyl)-8-methyl-, benzoate (ester)

Thymidine, 2-thio-, 3′-methanesulfonate

2,5-Methano-5H,9H-pyrimido[1,2-c][1,5,3]oxathiazepin-9-one, 2,3-dihydro-3-(hydroxymethyl)-8-methyl-

3-(2-Deoxy-β-D-erythro-pentofuranosyl)-3,4,6,7-tetrahydro-7-hydroxy-9H-imidazo[1,2-a]purin-9-one

L-Phenylalanine, N-(1-oxo-4-penten-1-yl)-, 2′-ester with 2′-deoxy-5′-O-phosphonocytidylyl-(3′→5′)-adenosine

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-5-[3-[[(7,8-didehydro-5,6,9,10-tetrahydro-2-benzocyclooctenyl)carbonyl]amino]propyl]-, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]

5′-O-[Bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-5-[3-[[(7,8-didehydro-5,6,9,10-tetrahydro-2-benzocyclooctenyl)carbonyl]amino]propyl]uridine

3′,3′′′-[2-[[[5-Chloro-6,6-bis[(2-nitrophenyl)methoxy]hexyl]amino]carbonyl]-2-methyl-1,3-propanediyl] bis(hydrogen 5′-thymidylate)

L-Tryptophan, 1-[(1,1-dimethylethoxy)carbonyl]-N-[(phenylmethoxy)carbonyl]-, 3′-ester with N-[[P(S),2′R]-2′-deoxy-2′-fluoro-2′-methyl-P-phenyl-5′-uridylyl]-L-alanine 1-methylethyl ester

L-Valine, N-[(phenylmethoxy)carbonyl]-, 3′-ester with N-[[P(S),2′R]-2′-deoxy-2′-fluoro-2′-methyl-P-phenyl-5′-uridylyl]-L-alanine 1-methylethyl ester

L-Alanine, N-[[P(S),2′R]-2′-deoxy-2′-fluoro-2′-methyl-P-phenyl-5′-uridylyl]-, 1-methylethyl ester, 3′-ester with N-[(phenylmethoxy)carbonyl]-L-alanine

L-Alanine, N-[[P(S),2′R]-2′-deoxy-2′-fluoro-2′-methyl-P-phenyl-5′-uridylyl]-, 1-methylethyl ester, 3′-ester with N-[(phenylmethoxy)carbonyl]glycine

L-Arginine, 3′-ester with N-[[P(S),2′R]-2′-deoxy-2′-fluoro-2′-methyl-P-phenyl-5′-uridylyl]-L-alanine 1-methylethyl ester

L-Histidine, 3′-ester with N-[[P(S),2′R]-2′-deoxy-2′-fluoro-2′-methyl-P-phenyl-5′-uridylyl]-L-alanine 1-methylethyl ester