Thymidine, P-deoxy-P-[(2-ethoxy-2-oxoethyl)amino]-5′-O-(phenoxyacetyl)thymidylyl-(3′→5′)-3′-O-[(4-methoxyphenyl)diphenylmethyl]-

Thymidine, P-[[2-[(4-aminobutyl)amino]-2-oxoethyl]amino]-P-deoxythymidylyl-(3′→5′)-3′-O-[(4-methoxyphenyl)diphenylmethyl]-

2(1H)-Pyrimidinone, 4-amino-1-[5-O-(3-carboxy-1-oxopropyl)-3-O-phosphono-β-D-arabinofuranosyl]-

Butanedioic acid, mono[[2,3,3a,9a-tetrahydro-6-imino-3-(phosphonooxy)-6H-furo[2′,3′:4,5]oxazolo[3,2-a]pyrimidin-2-yl]methyl] ester, [2R-(2α,3β,3aβ,9aβ)]-

2(1H)-Pyrimidinone, 4-amino-1-[3-O-(3-carboxy-1-oxopropyl)-5-O-phosphono-β-D-arabinofuranosyl]-

Butanedioic acid, mono[2,3,3a,9a-tetrahydro-6-imino-2-[(phosphonooxy)methyl]-6H-furo[2′,3′:4,5]oxazolo[3,2-a]pyrimidin-3-yl] ester, [2R-(2α,3β,3aβ,9aβ)]-

2(1H)-Pyrimidinone, 4-amino-1-[2-O-(3-carboxy-1-oxopropyl)-3,5-di-O-phosphono-β-D-arabinofuranosyl]-

Butanoic acid, 4-[[1-[2-O-(3-carboxy-1-oxopropyl)-3,5-di-O-phosphono-β-D-arabinofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]amino]-4-oxo-

2,4(1H,3H)-Pyrimidinedione, 1-[2-O-(3-carboxy-1-oxopropyl)-β-D-arabinofuranosyl]-

2(1H)-Pyrimidinone, 4-amino-1-[2-O-(3-carboxy-1-oxopropyl)-β-D-arabinofuranosyl]-

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

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

Uridine, 3-(2-chlorobenzoyl)-2′-deoxy-5-fluoro-, 3′,5′-bis(3-methylphenyl carbonate)

N-[Bis(4-methoxyphenyl)phenylmethyl]-5′-[[2-[[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphinyl]amino]-3,4-dioxo-1-cyclobuten-1-yl]amino]-5′-deoxy-2′,3′-O-(1-methylethylidene)cytidine

5′-[(2-Amino-3,4-dioxo-1-cyclobuten-1-yl)amino]-N-[bis(4-methoxyphenyl)phenylmethyl]-5′-deoxy-2′,3′-O-(1-methylethylidene)cytidine

N-[Bis(4-methoxyphenyl)phenylmethyl]-5′-deoxy-5′-[(2-methoxy-3,4-dioxo-1-cyclobuten-1-yl)amino]-2′,3′-O-(1-methylethylidene)cytidine

as-Triazine-3,5(2H,4H)-dione, 2-(2-deoxy-D-erythro-pentofuranosyl)-

3H-v-Triazolo[4,5-d]pyrimidine, 7-amino-3-α-D-xylofuranosyl-

2′-Deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyadenosine

Thymidine, α-[[2-(1H-imidazol-5-yl)ethyl]imino]-, 3′,5′-diacetate