Thymidine, 3′-O-benzoyl-5′-O-[[[6-[[(3′,6′-dihydroxy-3-oxospiro[isobenzofuran-1(3H),9′-[9H]xanthen]-6-yl)carbonyl]amino]hexyl]oxy]hydroxyphosphinyl]uridylyl-(2′→5′)-

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-, 3′-benzoate 2′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Adenosine, 5′-[[[2-(6-hydroxy-2-benzothiazolyl)-4-thiazolyl]carbonyl]sulfamate]

Adenosine, 2′,3′-O-(1-methylethylidene)-, 5′-[[[2-[6-[(2-methoxyethoxy)methoxy]-2-benzothiazolyl]-4-thiazolyl]carbonyl]sulfamate]

Adenosine, cyclic 3′,5′-(pentylphosphoramidate)

(αR)-3-[2-(2-Deoxy-β-D-erythro-pentofuranosyl)-6-methyl-3,5-dioxo-8-phenyl-7-oxa-2,4-diazabicyclo[4.2.0]oct-8-yl]-α-methylbenzeneacetic acid

(αS)-3-[2-(2-Deoxy-β-D-erythro-pentofuranosyl)-6-methyl-3,5-dioxo-8-phenyl-7-oxa-2,4-diazabicyclo[4.2.0]oct-8-yl]-α-methylbenzeneacetic acid

1,6-Dihydro-6-imino-5-nitro-1-[2,3,5-tris-O-(4-chlorobenzoyl)-β-D-ribofuranosyl]-4-pyrimidinamine

1,6-Dihydro-6-imino-5-nitro-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-4-pyrimidinamine

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

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

Uridine, 3′-deoxy-5-(1-dodecynyl)-, 2′,5′-diacetate

Uridine, 3′-deoxy-5-(1-nonynyl)-, 2′,5′-diacetate

Uridine, 3′-deoxy-5-iodo-, 2′,5′-diacetate

Guanosine, 2′-deoxycytidylyl-(3′→5′)-N-[2-(acetylamino)-9H-fluoren-3-yl]-2′-deoxy-

(αR)-3-[(1R,6S)-2-(2-Deoxy-β-D-erythro-pentofuranosyl)-6-methyl-3,5-dioxo-7-phenyl-8-oxa-2,4-diazabicyclo[4.2.0]oct-7-yl]-α-methylbenzeneacetic acid

(αR)-3-[(1S,6R)-2-(2-Deoxy-β-D-erythro-pentofuranosyl)-6-methyl-3,5-dioxo-7-phenyl-8-oxa-2,4-diazabicyclo[4.2.0]oct-7-yl]-α-methylbenzeneacetic acid

Cyclobuta[1,2-d:4,3-d′]dipyrimidine-2,4,5,7(3H,6H)-tetrone, 1,8-bis(2-deoxy-β-D-erythro-pentofuranosyl)hexahydro-4a,4b-dimethyl-, (4aR,4bS,8aR,8bS)-

2-(2-Deoxy-β-D-erythro-pentofuranosyl)-6-methyl-8,8-diphenyl-7-oxa-2,4-diazabicyclo[4.2.0]octane-3,5-dione

(αS)-3-[(1R,6S)-2-(2-Deoxy-β-D-erythro-pentofuranosyl)-6-methyl-3,5-dioxo-7-phenyl-8-oxa-2,4-diazabicyclo[4.2.0]oct-7-yl]-α-methylbenzeneacetic acid