L-Proline, ester with 3′-O-[(5-chloro-2-thienyl)methyl]-2′-deoxy-5-fluorouridine

Sulfuric acid, 5′-anhydride with N-phosphono-5′-adenylic acid

6H-Pyrido[4,3-c]carbazolium, 9-(acetyloxy)-5,11-dimethyl-2-(2,3,5-tri-O-benzoyl-β-D-lyxofuranosyl)-

2-α-L-Arabinofuranosyl-9-hydroxy-5,11-dimethyl-6H-pyrido[4,3-b]carbazolium

Thymidine, 5′-thio-, 5′-carbamimidate

Phenol, 4-[2-[[9-[5-O-[hydroxy[[hydroxy[3-hydroxy-4-[[3-[(2-mercaptoethyl)amino]-3-oxopropyl]amino]-2,2-dimethyl-4-oxobutoxy]phosphinyl]oxy]phosphinyl]-β-D-ribofuranosyl]-9H-purin-8-yl]amino]ethyl]-, (R)-

Adenosine, N-acetyl-3′-deoxy-3′-(trimethylammonio)-, 2′,5′-diacetate

8-β-D-Ribofuranosyl-2,4,7(1H,3H,8H)-pteridinetrione

Adenosine 5′-(trihydrogen diphosphate), N-[3-[(iodoacetyl)amino]propyl]-

Thymidine, α-[[2-(dimethylamino)ethyl]amino]-

(2R,3R,3aS,9aR)-2-[(Acetyloxy)methyl]-2,3,3a,9a-tetrahydro-3-hydroxy-6H-furo[2′,3′:4,5]oxazolo[3,2-a]pyrimidin-6-one 6-hydrazone

Adenosine, N-[(phenylamino)carbonyl]-, cyclic 3′,5′-(hydrogen phosphate) 2′-(hexyl carbonate)

5′-Guanylic acid, mono[2-(4-aminophenyl)ethyl] ester

N-[1,2-Dihydro-2-oxo-1-(2,3,5-tri-O-acetyl-β-D-arabinofuranosyl)-5-(trifluoromethyl)-4-pyrimidinyl]acetamide

4-Amino-1-β-D-arabinofuranosyl-5-(trifluoromethyl)-2(1H)-pyrimidinone

4-Amino-1-(2,3,5-tri-O-acetyl-β-D-arabinofuranosyl)-5-(trifluoromethyl)-2(1H)-pyrimidinone

Cytidine, 2′-deoxy-5-(trifluoromethyl)-, 3′,5′-diacetate

Cytidine, N-acetyl-2′-deoxy-5-iodo-, 3′,5′-diacetate

Cytidine, 5-(trifluoromethyl)-, 2′,3′,5′-triacetate

Cytidine, N-acetyl-5-iodo-, 2′,3′,5′-triacetate