![5-(azetidine-1-carbonyl)-3H-furo[2,3-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/276990.gif)
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![N-cyclopropyl-4-keto-3H-furo[2,3-d]pyrimidine-5-carboxamide](http://zinc12.docking.org/img/rings/63079.gif)
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![3-phenylfuro[2,3-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/430440.gif)
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![2-[(1H-tetrazol-5-ylthio)methyl]-3H-furo[2,3-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/135392.gif)
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![2-[(1,3,4-thiadiazol-2-ylthio)methyl]-3H-furo[2,3-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/117941.gif)
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![2-[(4H-1,2,4-triazol-3-ylthio)methyl]-3H-furo[2,3-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/137898.gif)
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![5-(pyrrolidine-1-carbonyl)-3H-furo[2,3-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/391546.gif)
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![N-(cyclopropylmethyl)-4-keto-3H-furo[2,3-d]pyrimidine-5-carboxamide](http://zinc12.docking.org/img/rings/216325.gif)
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![3-benzylfuro[2,3-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/6409.gif)
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![4-keto-N-(1H-1,2,4-triazol-3-yl)-3H-furo[2,3-d]pyrimidine-5-carboxamide](http://zinc12.docking.org/img/rings/336980.gif)
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![4-keto-N-(1H-pyrazol-3-yl)-3H-furo[2,3-d]pyrimidine-5-carboxamide](http://zinc12.docking.org/img/rings/492494.gif)
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![4-keto-N-(1H-pyrazol-4-yl)-3H-furo[2,3-d]pyrimidine-5-carboxamide](http://zinc12.docking.org/img/rings/323906.gif)
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![4-keto-N-(1H-pyrazol-5-yl)-3H-furo[2,3-d]pyrimidine-5-carboxamide](http://zinc12.docking.org/img/rings/216465.gif)
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![4-keto-N-thiazol-2-yl-3H-furo[2,3-d]pyrimidine-5-carboxamide](http://zinc12.docking.org/img/rings/391590.gif)
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![5-(2-iminothiazolidine-3-carbonyl)-3H-furo[2,3-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/215827.gif)
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![N-isoxazol-3-yl-4-keto-3H-furo[2,3-d]pyrimidine-5-carboxamide](http://zinc12.docking.org/img/rings/391537.gif)
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![4-keto-N-(3-thienyl)-3H-furo[2,3-d]pyrimidine-5-carboxamide](http://zinc12.docking.org/img/rings/391594.gif)
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![5-(morpholine-4-carbonyl)-3H-furo[2,3-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/391564.gif)
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![5-(piperazine-1-carbonyl)-3H-furo[2,3-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/303292.gif)
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![3-[2-keto-2-(1H-pyrrol-3-yl)ethyl]furo[2,3-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/46332.gif)
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![3-[2-keto-2-(2-thienyl)ethyl]furo[2,3-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/46212.gif)
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![4-keto-3H-furo[2,3-d]pyrimidine-5-carboxylic Acid Cyclopentyl Ester](http://zinc12.docking.org/img/rings/215526.gif)
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![5-(piperidine-1-carbonyl)-3H-furo[2,3-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/89813.gif)
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![5-(pyridin-1-ium-1-carbonyl)-3H-furo[2,3-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/175316.gif)
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![N-cyclopentyl-4-keto-3H-furo[2,3-d]pyrimidine-5-carboxamide](http://zinc12.docking.org/img/rings/391583.gif)
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![2-(phenoxymethyl)-3H-furo[2,3-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/117723.gif)
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![4-keto-N-(1H-1,2,4-triazol-3-ylmethyl)-3H-furo[2,3-d]pyrimidine-5-carboxamide](http://zinc12.docking.org/img/rings/584921.gif)
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![4-keto-N-(4-keto-2-thiazolin-2-yl)-3H-furo[2,3-d]pyrimidine-5-carboxamide](http://zinc12.docking.org/img/rings/391476.gif)
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![4-keto-N-(1H-pyrazol-3-ylmethyl)-3H-furo[2,3-d]pyrimidine-5-carboxamide](http://zinc12.docking.org/img/rings/510053.gif)
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![4-keto-N-(1H-pyrazol-4-ylmethyl)-3H-furo[2,3-d]pyrimidine-5-carboxamide](http://zinc12.docking.org/img/rings/346797.gif)
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![4-keto-N-(thiazol-2-ylmethyl)-3H-furo[2,3-d]pyrimidine-5-carboxamide](http://zinc12.docking.org/img/rings/596198.gif)
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![4-keto-N-(thiazol-5-ylmethyl)-3H-furo[2,3-d]pyrimidine-5-carboxamide](http://zinc12.docking.org/img/rings/505713.gif)
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![5-(3-ketopiperazine-1-carbonyl)-3H-furo[2,3-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/315392.gif)
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![N-(isoxazol-3-ylmethyl)-4-keto-3H-furo[2,3-d]pyrimidine-5-carboxamide](http://zinc12.docking.org/img/rings/535939.gif)
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![2-(4-ketofuro[2,3-d]pyrimidin-3-yl)-N-(2-thienyl)acetamide](http://zinc12.docking.org/img/rings/46234.gif)
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![4-keto-3H-furo[2,3-d]pyrimidine-5-carboxylic Acid 2-furfuryl Ester](http://zinc12.docking.org/img/rings/215488.gif)
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![4-keto-3H-furo[2,3-d]pyrimidine-5-carboxylic Acid 2-thenyl Ester](http://zinc12.docking.org/img/rings/215413.gif)
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![4-keto-3H-furo[2,3-d]pyrimidine-5-carboxylic Acid 3-piperidyl Ester](http://zinc12.docking.org/img/rings/215744.gif)
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![4-keto-N-(2-pyridyl)-3H-furo[2,3-d]pyrimidine-5-carboxamide](http://zinc12.docking.org/img/rings/391532.gif)
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![4-keto-N-(2-thenyl)-3H-furo[2,3-d]pyrimidine-5-carboxamide](http://zinc12.docking.org/img/rings/11782.gif)
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![4-keto-N-(3-pyridyl)-3H-furo[2,3-d]pyrimidine-5-carboxamide](http://zinc12.docking.org/img/rings/391467.gif)
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![4-keto-N-(4-piperidyl)-3H-furo[2,3-d]pyrimidine-5-carboxamide](http://zinc12.docking.org/img/rings/391473.gif)
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![4-keto-N-(tetrahydrofurfuryl)-3H-furo[2,3-d]pyrimidine-5-carboxamide](http://zinc12.docking.org/img/rings/391554.gif)
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![5-(1,4-diazepane-1-carbonyl)-3H-furo[2,3-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/215775.gif)
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![5-(4-ketopiperidine-1-carbonyl)-3H-furo[2,3-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/391592.gif)
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![N-(2-furfuryl)-4-keto-3H-furo[2,3-d]pyrimidine-5-carboxamide](http://zinc12.docking.org/img/rings/391484.gif)
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![N-(3-furfuryl)-4-keto-3H-furo[2,3-d]pyrimidine-5-carboxamide](http://zinc12.docking.org/img/rings/473212.gif)
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![N-[2-(cyclopropylamino)ethyl]-4-keto-3H-furo[2,3-d]pyrimidine-5-carboxamide](http://zinc12.docking.org/img/rings/324182.gif)
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![3-(2-keto-2-piperidino-ethyl)furo[2,3-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/46267.gif)
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![4-keto-3H-furo[2,3-d]pyrimidine-5-carboxylic Acid Cyclohexyl Ester](http://zinc12.docking.org/img/rings/215546.gif)
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