3-(2-Deoxy-β-D-erythro-pentofuranosyl)-6-[2-(1,3-dioxan-2-yl)ethyl]furo[2,3-d]pyrimidin-2(3H)-one

3-(2-Deoxy-β-D-erythro-pentofuranosyl)-6-[3-(2-propoxyethoxy)propyl]furo[2,3-d]pyrimidin-2(3H)-one

6-[2-(2-Butoxyethoxy)ethyl]-3-(2-deoxy-β-D-erythro-pentofuranosyl)furo[2,3-d]pyrimidin-2(3H)-one

6-(5-Butoxypentyl)-3-(2-deoxy-β-D-erythro-pentofuranosyl)furo[2,3-d]pyrimidin-2(3H)-one

3-(2-Deoxy-β-D-erythro-pentofuranosyl)-6-[4-(pentyloxy)butyl]furo[2,3-d]pyrimidin-2(3H)-one

3-(2-Deoxy-β-D-erythro-pentofuranosyl)-6-[3-(hexyloxy)propyl]furo[2,3-d]pyrimidin-2(3H)-one

3-(2-Deoxy-β-D-erythro-pentofuranosyl)-6-[2-(heptyloxy)ethyl]furo[2,3-d]pyrimidin-2(3H)-one

2′-Deoxyadenylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxycytidine

6-(2-Deoxy-β-D-erythro-pentofuranosyl)-3,3a,6,9a-tetrahydro-2-hydroxyfuro[2′,3′:4,5]imidazo[1,2-c]pyrimidin-5(2H)-one

N-5′-Cytidylylphenylalanine 1-methyl ester

Tryptophan, N-5′-adenylyl-, α-methyl ester

rel-Ethyl (3R,4S,4aS,7aR)-6-[2-(3,4-dimethoxyphenyl)ethyl]-7-hexyl-3,4,4a,5,6,7-hexahydro-3-(4-morpholinyl)-5-oxo-2-(phenylmethyl)-3,7a-epoxy-7aH-pyrrolo[3,4-b]pyridine-4-carboxylate

Propionamide, N-[9-(2-deoxy-β-D-erythro-pentofuranosyl)-1,6-dihydro-6-oxo-9H-purin-2-yl]-2-methyl-, mono[hydrogen (p-tritylphenyl)phosphoramidate] (ester)

Uridine, 5′-O-[4-[[2-(4-bromophenyl)-2-oxoethoxy]phenyl]diphenylmethyl]uridylyl-(3′→5′)-uridylyl-(3′→5′)-

Uridine, 5′-O-[4-[[2-(4-bromophenyl)-2-oxoethoxy]phenyl]diphenylmethyl]uridylyl-(3′→5′)-

Adenosine, 5′-O-[(4-hydroxyphenyl)diphenylmethyl]-

Guanosine, 2′-O-methyluridylyl-(3′→5′)-

2-α-L-Arabinofuranosyl-3(2H)-pyridazinone

6-Chloro-2-(2,3,5-tri-O-benzoyl-α-L-arabinofuranosyl)-3(2H)-pyridazinone

6-Phenyl-2-(2,3,5-tri-O-benzoyl-α-L-arabinofuranosyl)-3(2H)-pyridazinone