9-[(2-Aminoethoxy)methyl]-3-(2-deoxy-β-D-erythro-pentofuranosyl)-1H-pyrimido[5,4-b][1,4]benzoxazin-2(3H)-one

Cytidine, N-[2-[(2-azidoethoxy)methyl]-6-hydroxyphenyl]-5-bromo-2′-deoxy-, 3′,5′-diacetate

3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]-9-[2-(dimethylamino)ethoxy]-1H-pyrimido[5,4-b][1,4]benzoxazin-2(3H)-one

Carbamic acid, [3-[[3-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]-2,3-dihydro-2-oxo-1H-pyrimido[5,4-b][1,4]benzoxazin-9-yl]oxy]propyl]-, 9H-fluoren-9-ylmethyl ester

Carbamic acid, [2-[[3-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]-2,3-dihydro-2-oxo-1H-pyrimido[5,4-b][1,4]benzoxazin-9-yl]oxy]ethyl]-, 9H-fluoren-9-ylmethyl ester

3-(2-Deoxy-β-D-erythro-pentofuranosyl)-9-[2-(dimethylamino)ethoxy]-1H-pyrimido[5,4-b][1,4]benzoxazin-2(3H)-one

Carbamic acid, [3-[[3-(2-deoxy-β-D-erythro-pentofuranosyl)-2,3-dihydro-2-oxo-1H-pyrimido[5,4-b][1,4]benzoxazin-9-yl]oxy]propyl]-, phenylmethyl ester

Cytidine, 5-bromo-2′-deoxy-N-[2-[2-(dimethylamino)ethoxy]-6-hydroxyphenyl]-, 3′,5′-diacetate

Cytidine, 5-bromo-2′-deoxy-N-(2,6-dihydroxyphenyl)-, 3′,5′-diacetate

2-[2-[[3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-3-O-(hydroxyphosphinyl)-β-D-erythro-pentofuranosyl]-2,3-dihydro-2-oxo-1H-pyrimido[5,4-b][1,4]benzoxazin-9-yl]amino]ethyl]-1H-isoindole-1,3(2H)-dione

2-[2-[[3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]-2,3-dihydro-2-oxo-1H-pyrimido[5,4-b][1,4]benzoxazin-9-yl]amino]ethyl]-1H-isoindole-1,3(2H)-dione

2-[2-[[3-(2-Deoxy-β-D-erythro-pentofuranosyl)-2,3-dihydro-2-oxo-1H-pyrimido[5,4-b][1,4]benzoxazin-9-yl]amino]ethyl]-1H-isoindole-1,3(2H)-dione

9-Amino-3-(2-deoxy-β-D-erythro-pentofuranosyl)-1H-pyrimido[5,4-b][1,4]benzoxazin-2(3H)-one

Carbamic acid, [3-[3-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-3-O-(hydroxyphosphinyl)-β-D-erythro-pentofuranosyl]-2,3-dihydro-2-oxo-1H-pyrimido[5,4-b][1,4]benzoxazin-9-yl]propyl]-, 9H-fluoren-9-ylmethyl ester

9H-Fluoren-9-ylmethyl N-[3-[3-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]-2,3-dihydro-2-oxo-1H-pyrimido[5,4-b][1,4]benzoxazin-9-yl]propyl]carbamate

9-(3-Aminopropyl)-3-(2-deoxy-β-D-erythro-pentofuranosyl)-1H-pyrimido[5,4-b][1,4]benzoxazin-2(3H)-one

Carbamic acid, [3-[3-(2-deoxy-β-D-erythro-pentofuranosyl)-2,3-dihydro-2-oxo-1H-pyrimido[5,4-b][1,4]benzoxazin-9-yl]propyl]-, phenylmethyl ester

Carbamic acid, [3-[2-[[5-bromo-1-(3,5-di-O-acetyl-2-deoxy-β-D-erythro-pentofuranosyl)-1,2-dihydro-2-oxo-4-pyrimidinyl]amino]-3-hydroxyphenyl]propyl]-, phenylmethyl ester

Uridine, 5-bromo-2′-deoxy-, 3′,5′-diacetate 4-(2,4,6-trimethylbenzenesulfonate)