6-[[3-[[1-(2-Deoxy-β-D-erythro-pentofuranosyl)-1,2-dihydro-2-oxo-4-pyrimidinyl]amino]-3-oxopropyl]dithio]hexanoicacid

2'-Deoxy-8-(2-thienyl)guanosine

Thymidine, α-oxo-α-[(2-thienylmethyl)amino]-

Adenosine, 2'-deoxy-N-(phenylacetyl)-

8-(4-Cyanophenyl)-2'-deoxyguanosine

2'-Deoxy-N-[(4-methylphenyl)sulfonyl]cytidine

Uridine,2'-deoxy-5-[2,2,2-trifluoro-1-hydroxy-1-(trifluoromethyl)ethyl]-

2-[(4-Butylphenyl)amino]-2'-deoxyadenosine

Adenosine,2'-deoxy-N-[(2-propenyloxy)carbonyl]-

2'-Deoxy-5-[[(3-phenylpropyl)amino]carbonyl]cytidine

3-(2-Deoxy-β-D-erythro-pentofuranosyl)-3,5-dihydropyrimido[1,2-a]purine-6,10-dione

2'-Deoxy-5-[2-[[(1,1-dimethylethyl)diphenylsilyl]oxy]ethyl]uridine

Thymidine, α-[[2-(1-naphthalenyl)ethyl]amino]-α-oxo-

2'-Deoxy-8-[(1E)-2-phenylethenyl]guanosine

Adenosine,N-benzoyl-2-chloro-2'-deoxy-

1-(2-Deoxy-α-D-erythro-pentofuranosyl)-6,7-diphenyl-2,4(1H,3H)-pteridinedione

2'-Deoxy-N-[(1-naphthalenylamino)carbonyl]adenosine

Cyclobuta[1,2-d:3,4-d′]dipyrimidine-2,4,6,8(1H,3H,4aH,7H)-tetrone, 1,5-bis(2-deoxy-β-D-erythro-pentofuranosyl)tetrahydro-4a,8a-dimethyl-, [4aS-(4aα,4bα,8aα,8bα)]-

2'-Deoxy-N-[(1S)-2,3-dihydro-7-(hydroxymethyl)-1H-pyrrolizin-1-yl]adenosine

3-(2-Deoxypentofuranosyl)-3,5,6,7-tetrahydro-6,7-dihydroxy-6-methyl-9H-imidazo(1,2-a)purin-9-one