6-[3′,6′-Bis(acetyloxy)-3-oxospiro[isobenzofuran-1(3H),9′-[9H]xanthen]-5-yl]-3-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]furo[2,3-d]pyrimidin-2(3H)-one

5′-Guanylic acid, monoanhydride with imidodiphosphoric acid, ion(4-)

Uridine, 2′-deoxy-, 3′,5′-bis(4-chlorobenzoate) 4-(4-methylbenzenesulfonate)

Uridine, 2′-deoxy-, 3′,5′-bis(4-chlorobenzoate) 4-[2,4,6-tris(1-methylethyl)benzenesulfonate]

1-[1-[3,5-Bis-O-(4-chlorobenzoyl)-2-deoxy-β-D-erythro-pentofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]-1-methylpiperidinium

1-[3,5-Bis-O-(4-chlorobenzoyl)-2-deoxy-β-D-erythro-pentofuranosyl]-4-(1-piperidinyl)-2(1H)-pyrimidinone

Cytidine, 2′-deoxy-N-[(4-methylphenyl)sulfonyl]-, 3′,5′-bis(4-chlorobenzoate)

5-(Hydroxymethyl)-2′,3′-O-(1-methylethylidene)cytidine

Cytidine, N-acetyl-6-[(acetyloxy)methyl]-2′,3′-O-(1-methylethylidene)-, 5′-acetate

Cytidine, 6-(hydroxymethyl)-2′,3′-O-(1-methylethylidene)-

Uridylyl-(3′→5′)-uridylyl-(3′→5′)-uridylyl-(3′→5′)-uridylyl-(3′→5′)-uridylyl-(3′→5′)-cytidylyl-(3′→5′)-uridine

Uridine, uridylyl-(3′→5′)-uridylyl-(3′→5′)-uridylyl-(3′→5′)-uridylyl-(3′→5′)-uridylyl-(3′→5′)-guanylyl-(3′→5′)-

1-[(2R,4R)-4-(Hydroxymethyl)-4-(phenylmethoxy)-1,7,9-trioxaspiro[4.5]dec-2-yl]-5-methyl-3-[(phenylmethoxy)methyl]-2,4(1H,3H)-pyrimidinedione

1-[(2R,3aR,8aR)-Hexahydro-8a-(hydroxymethyl)-3a-(phenylmethoxy)furo[2,3-e][1,3]dioxepin-2-yl]-5-methyl-3-[(phenylmethoxy)methyl]-2,4(1H,3H)-pyrimidinedione

3′-C-[(Methoxymethoxy)methyl]-3-[(phenylmethoxy)methyl]-3′-O-(phenylmethyl)-5′-O-(triphenylmethyl)thymidine

3′-C-[(Methoxymethoxy)methyl]-3-[(phenylmethoxy)methyl]-5′-O-(triphenylmethyl)thymidine

3′-C-(Hydroxymethyl)-3-[(phenylmethoxy)methyl]-5′-O-(triphenylmethyl)thymidine

Cytidine, N-benzoyl-2′-deoxy-5-methyl-, 3′,5′-bis(4-chlorobenzoate)

3′-Guanylic acid, 8-([1,1′-biphenyl]-4-ylamino)-2′-deoxy-, ion(1-)

Uridine, 5-[(diethylamino)methyl]-2′,3′-O-(1-methylethylidene)-