Patent ID: 7642350

Claim:
A compound selected from the group consisting of: 6-Amino-9-benzyl-8-oxo-8,9-dihydro-7H-purine-2-carboxylic acid cyclopropylmethyl-amide; 6-Amino-9-benzyl-8-oxo-8,9-dihydro-7H-purine-2-carboxylic acid (2-methoxyethyl)-amide; 6-Amino-2-(azetidin-1-carbonyl)-9-benzyl-7,9-dihydro-purine-8-one; 6-Amino-9-benzyl-8-oxo-8,9-dihydro-7H-purine-2-carboxylic acid methylamide; 6-Amino-9-benzyl-8-oxo-8,9-dihydro-7H-purine-2-carboxylic acid ethylamide; 6-amino-9-(2-methoxyethyl)-8-oxo-8,9-dihydro-7H-purine-2-carboxylic acid benzylamide; 6-amino-9-benzyl-2-(thiomorpholine-4-carbonyl)-7,9-dihydro-purine-8-one; 6-amino-9-benzyl-8-oxo-8,9-dihydro-7H-purine-2-carboxylic acid (tetrahydrofuran-2-ylmethyl)amide); N-(6-amino-9-benzyl-8-oxo-8,9-dihydro-7H-purine-2-carbonyl)-benzenesulfonamide; Butane-1-sulfonic acid (6-amino-9-benzyl-8-oxo-8,9-dihydro-7H-purine-2-carbonyl)-amide; Cyclohexanesulfonic acid (6-amino-9-benzyl-8-oxo-8,9-dihydro-7H-purine-2-carbonyl)-amide; 6-Amino-9-benzyl-N-(cyclopropylmethyl)-8-oxo-8,9-dihydro-7H-purine-2-carboxamide ethyl carbonate; Morpholine-4-carboxylic acid-6-amino-9-benzyl-2-(cyclopropylmethyl-carbamoyl)-9H-purine-8-yl ester; 6-amino-9-benzyl-7-(5-methyl-2-oxo[1,3]dioxol-4-ylmethyl)-8-oxo8,9-dihydro-7H-purine-2-carboxylic acid cyclopropylmethyl amide; or tautomers thereof and pharmaceutically acceptable salts, solvates or polymorphs of said compounds and tautomers.