5-Amino-3-[(2R,3R,5S)-tetrahydro-3-hydroxy-5-(1-methyl-2-propen-1-yl)-2-furanyl]thiazolo[4,5-d]pyrimidine-2,7(3H,6H)-dione

5-Amino-3-[(2R,3R,5S)-tetrahydro-3-hydroxy-5-(1-methyl-3-buten-1-yl)-2-furanyl]thiazolo[4,5-d]pyrimidine-2,7(3H,6H)-dione

5-Amino-3-[(2R,3R,5R)-3-(dimethylamino)-5-ethyltetrahydro-2-furanyl]thiazolo[4,5-d]pyrimidine-2,7(3H,6H)-dione

Thiazolo[4,5-d]pyrimidine-2,7(3H,6H)-dione, 5-amino-3-[(5ξ)-3,6,7-trideoxy-β-D-erythro-heptofuranosyl]-

5-Amino-3-[(2R,3S,5R)-5-ethyltetrahydro-3-(1-hydroxyethyl)-2-furanyl]thiazolo[4,5-d]pyrimidine-2,7(3H,6H)-dione

Thiazolo[4,5-d]pyrimidine-2,7(3H,6H)-dione, 5-amino-3-[(5ξ)-3-deoxy-6-O-methyl-β-D-erythro-hexofuranosyl]-

5-Amino-3-[(2R,3R,5R)-5-ethyltetrahydro-3-(methylthio)-2-furanyl]thiazolo[4,5-d]pyrimidine-2,7(3H,6H)-dione

(2R,3S,5R)-2-(5-Amino-6,7-dihydro-2,7-dioxothiazolo[4,5-d]pyrimidin-3(2H)-yl)-5-ethyltetrahydro-3-furancarbonitrile

5-Amino-3-[(2R,3R,5R)-tetrahydro-3-hydroxy-5-(1-hydroxy-2-butyn-1-yl)-2-furanyl]thiazolo[4,5-d]pyrimidine-2,7(3H,6H)-dione

Thiazolo[4,5-d]pyrimidine-2,7(3H,6H)-dione, 5-amino-3-[(5ξ)-3,6-dideoxy-α-L-threo-hexofuranosyl]-

N-[(2R,3R,5R)-2-(5-Amino-6,7-dihydro-2,7-dioxothiazolo[4,5-d]pyrimidin-3(2H)-yl)-5-ethyltetrahydro-3-furanyl]acetamide

Thiazolo[4,5-d]pyrimidine-2,7(3H,6H)-dione, 5-amino-3-[(5ξ)-3,6-dideoxy-β-D-erythro-hexofuranosyl]-

7H-Purine-7-butanoic acid, 2-amino-1,6,8,9-tetrahydro-6,8-dioxo-9-β-D-ribofuranosyl-, methyl ester

7H-Purine-7-butanoic acid, 2-amino-1,6,8,9-tetrahydro-6,8-dioxo-9-β-D-ribofuranosyl-

7H-Purine-7-acetic acid, 2-amino-1,6,8,9-tetrahydro-6,8-dioxo-9-β-D-ribofuranosyl-, methyl ester

Guanosine, 7-(2-aminoethyl)-7,8-dihydro-8-oxo-

Guanosine, 7-(2,2-difluoroethyl)-7,8-dihydro-8-oxo-

Guanosine, 7,8-dihydro-8-oxo-7-(2,2,2-trifluoroethyl)-

Guanosine, 7,8-dihydro-7-(4-hydroxybutyl)-8-oxo-

Guanosine, 7-(2-butyn-1-yl)-7,8-dihydro-8-oxo-