N-[1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino]methylphosphino]-2-deoxy-α-D-erythro-pentofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]-2-methylpropanamide

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino]methylphosphino]-2-deoxy-α-D-erythro-pentofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

Guanosine, 5′-deoxy-5′-[(ethoxycarbonyl)amino]-

Adenosine, 5′-deoxy-5′-[(ethoxycarbonyl)amino]-

Guanosine, 5′-deoxy-2′,3′-O-(1-methylethylidene)-5′-[(methylsulfonyl)amino]-

Adenosine, 5′-deoxy-2′,3′-O-(1-methylethylidene)-5′-[(methylsulfonyl)amino]-

Guanosine, 5′-deoxy-5′-[(ethoxycarbonyl)amino]-2′,3′-O-(1-methylethylidene)-

Adenosine, 5′-deoxy-5′-[(ethoxycarbonyl)amino]-2′,3′-O-(1-methylethylidene)-

5′-(1-Aziridinyl)-5′-deoxyadenosine

Uridine, 2′-deoxy-5-fluoro-, 3′-propionate 5′-p-toluenesulfonate

Beiwudine

Guanosine, 5′-O-phosphoryladenylyl-(3′→5′)-, 5′→3′-ester with 6-hydroxy-1-β-D-ribofuranosylhydrouracil

5′-Uridylic acid, 5,6-dihydro-6-hydroxy-5′-O-phosphonouridylyl-(3′→5′)-[[5,5′′:6,6′′-dicyclo]-5,6-dihydrouridylyl-(3′→5′)]-5,6-dihydro-

Uridine, 5′-O-phosphonouridylyl-(3′→5′)-[[5,5′′:6,6′′-dicyclo]-5,6-dihydrouridylyl-(3′→5′)]-5,6-dihydro-

Uridine, [[5,5′′:6,6′′-dicyclo]-5,6-dihydrouridylyl-(3′→5′)-5,6-dihydrouridylyl]-(3′→5′)-5,6-dihydro-6-hydroxy-

Uridine, dimer, cyclic 3′′′,5′-(hydrogen phosphate) 3′-(hydrogen 5′-uridylate)