7-Benzyl-3-oxa-7-azatricyclo[3.3.2.0,1,5]decane-2,4-dione

2-[3-[(3,4-dimethylphenyl)methyl]-2,4-dioxo-4aH-thieno[3,2-d]pyrimidin-1-ium-1-yl]-N-(4-ethoxyphenyl)acetamide

2-{3-[(3,4-dimethylphenyl)methyl]-2,4-dioxo-1H,2H,3H,4H-thieno[3,2-d]pyrimidin-1-yl}-N,N-diethylacetamide

3-[(3,4-dimethylphenyl)methyl]-1-[2-oxo-2-(1,2,3,4-tetrahydroquinolin-1-yl)ethyl]-1H,2H,3H,4H-thieno[3,2-d]pyrimidine-2,4-dione

2-{3-[(3,4-dimethylphenyl)methyl]-2,4-dioxo-1H,2H,3H,4H-thieno[3,2-d]pyrimidin-1-yl}-N-(4-methoxyphenyl)acetamide

2-{3-[(3,4-dimethylphenyl)methyl]-2,4-dioxo-1H,2H,3H,4H-thieno[3,2-d]pyrimidin-1-yl}-N-(4-fluorophenyl)acetamide

7-benzyl-1-ethyl-3,9-dimethyl-5a,9a,10,10a-tetrahydro-4H-purino[8,7-c][1,2,4]triazine-6,8-dione

N-(4-bromophenyl)-2-[3-[(3,4-dimethylphenyl)methyl]-2,4-dioxo-4a,7a-dihydrothieno[3,2-d]pyrimidin-1-yl]acetamide

2-{3-butyl-2,4-dioxo-1H,2H,3H,4H-thieno[3,2-d]pyrimidin-1-yl}-N-(2-ethylphenyl)acetamide

2-{3-butyl-2,4-dioxo-1H,2H,3H,4H-thieno[3,2-d]pyrimidin-1-yl}-N-(4-methoxyphenyl)acetamide

2-{3-butyl-2,4-dioxo-1H,2H,3H,4H-thieno[3,2-d]pyrimidin-1-yl}-N-(3-chloro-2-methylphenyl)acetamide