4-Amino-1-[2-deoxy-5-O-(4-methylbenzoyl)-3-O-(phenoxythioxomethyl)-β-D-erythro-pentofuranosyl]-1,3,5-triazin-2(1H)-one

4-Amino-1-[2-deoxy-5-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-1,3,5-triazin-2(1H)-one

4-Amino-1-[2-deoxy-3-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-1,3,5-triazin-2(1H)-one

4-Amino-1-[2,3-O-(ethoxymethylene)-β-D-ribofuranosyl]-1,3,5-triazin-2(1H)-one

4-Amino-1-[2,3-O-(methoxymethylene)-β-D-ribofuranosyl]-1,3,5-triazin-2(1H)-one

Methanimidamide, N′-[5-[2,3-O-[(dimethylamino)methylene]-β-D-ribofuranosyl]-4,5-dihydro-4-oxo-1,3,5-triazin-2-yl]-N,N-dimethyl-

Methanimidamide, N′-[5-(2-deoxy-β-D-erythro-pentofuranosyl)-4,5-dihydro-4-oxo-1,3,5-triazin-2-yl]-N,N-dimethyl-

4-Amino-1-[2,3,5-tris-O-(trimethylsilyl)-β-D-ribofuranosyl]-1,3,5-triazin-2(1H)-one

Acetamide, N-[4,5-dihydro-4-oxo-5-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-1,3,5-triazin-2-yl]-

N-[6,9-Dihydro-6-oxo-9-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-1H-purin-2-yl]-2-methoxy-D-alanine methyl ester

N-[6,9-Dihydro-6-oxo-9-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-1H-purin-2-yl]-2-methoxy-L-alanine methyl ester

Adenosine, N-[2-(3-chloro-2-thienyl)-1-methylethyl]-, (S)-

β-D-Ribofuranuronamide, 1-deoxy-N-ethyl-1-[9-[[2-(3-thienyl)ethyl]amino]-9H-purin-9-yl]-

β-D-Ribofuranuronamide, 1-deoxy-N-ethyl-1-[9-[[1-methyl-2-(2-thienyl)ethyl]amino]-9H-purin-9-yl]-, (R)-

β-D-Ribofuranuronamide, 1-deoxy-N-ethyl-1-[9-[[2-(2-thienyl)ethyl]amino]-9H-purin-9-yl]-

1-Deoxy-N-ethyl-1-[6-[[2-(2-thiazolyl)ethyl]amino]-9H-purin-9-yl]-β-D-ribofuranuronamide

1-Deoxy-N-ethyl-1-[6-[[2-(4-methyl-5-thiazolyl)ethyl]amino]-9H-purin-9-yl]-β-D-ribofuranuronamide

Guanosine, N-acetyl-6-thio-6-S-(2,3,5-tri-O-acetyl-β-D-ribofuranosyl)-, 2′,3′,5′-triacetate

1-[5-O-[[2,3-Bis[(1-oxohexadecyl)oxy]propoxy]hydroxyphosphinyl]-β-D-arabinofuranosyl]-4-(hexadecylamino)-2(1H)-pyrimidinone

Thymidine, (S)-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-chlorophenyl)thymidylylmethylidyne-(3′→5′)-5′-deoxy-, 3′-[2-cyanoethyl [P(R)]-bis(1-methylethyl)phosphoramidite], (5E)-