2-(1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydro-pyrrolo[3,2-d]pyrimidin-5-yl)-N-(4-methoxy-phenyl)-acetamide

N-(4-diethylsulfamoyl-phenyl)-2-(1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydro-pyrrolo[3,2-d]pyrimidin-5-yl)-acetamide

N-(4-benzylsulfamoyl-phenyl)-2-(1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydro-pyrrolo[3,2-d]pyrimidin-5-yl)-acetamide

2-(1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydro-pyrrolo[3,2-d]pyrimidin-5-yl)-N-(4-isopropyl-phenyl)-acetamide

N-(4-tert-butyl-phenyl)-2-(1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydro-pyrrolo[3,2-d]pyrimidin-5-yl)-acetamide