![3-(4-phenylpiperazine-1-carbonyl)-4H-pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/503603.gif)
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![5-[[3-(morpholinomethyl)piperidino]methyl]-4H-pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/481995.gif)
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![1-phenylcyclobutanecarboxylic Acid (7-keto-4H-pyrazolo[1,5-a]pyrimidin-5-yl)methyl Ester](http://zinc12.docking.org/img/rings/432044.gif)
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![3-(4-phenyl-3,6-dihydro-2H-pyridine-1-carbonyl)-4H-pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/503600.gif)
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![5-(1-benzoyl-4-piperidyl)-4H-pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/381524.gif)
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![6-[2-(2-cyclohexylpyrrolidino)-2-keto-ethyl]-4H-pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/350919.gif)
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![6-[2-keto-2-(2-phenylpyrrolidino)ethyl]-4H-pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/413636.gif)
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![N-benzyl-N-cyclopropyl-2-(7-keto-4H-pyrazolo[1,5-a]pyrimidin-6-yl)acetamide](http://zinc12.docking.org/img/rings/374032.gif)
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![N-cyclopropyl-3-(7-keto-2-phenyl-4H-pyrazolo[1,5-a]pyrimidin-6-yl)propionamide](http://zinc12.docking.org/img/rings/373456.gif)
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![2-(7-keto-4H-pyrazolo[1,5-a]pyrimidin-6-yl)-N-[[3-(2-thienyl)-1H-1,2,4-triazol-5-yl]methyl]acetamide](http://zinc12.docking.org/img/rings/291144.gif)
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![5-(1-besyl-4-piperidyl)-4H-pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/381625.gif)
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![2-(7-keto-4H-pyrazolo[1,5-a]pyrimidin-6-yl)-N-(2-pyrrolidinophenyl)acetamide](http://zinc12.docking.org/img/rings/501962.gif)
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![4-(7-keto-4H-pyrazolo[1,5-a]pyrimidin-5-yl)-N-phenyl-piperidine-1-carboxamide](http://zinc12.docking.org/img/rings/381531.gif)
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![5-[[4-(2-cyclopentylacetyl)piperazino]methyl]-4H-pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/406555.gif)
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![5-[[[phenyl(2-pyrimidyl)methyl]amino]methyl]-4H-pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/381640.gif)
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![N-cyclohexyl-4-(7-keto-4H-pyrazolo[1,5-a]pyrimidin-5-yl)piperidine-1-carboxamide](http://zinc12.docking.org/img/rings/381543.gif)
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![3-(4-benzylpiperidine-1-carbonyl)-4H-pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/503598.gif)
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![5-[(benzylamino)methyl]-2-tetrahydropyran-4-yl-4H-pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/48991.gif)
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![5-[1-(2-phenylacetyl)-4-piperidyl]-4H-pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/381525.gif)
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![6-(3-keto-3-pyrrolidino-propyl)-2-phenyl-4H-pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/373403.gif)
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![2-(7-keto-4H-pyrazolo[1,5-a]pyrimidin-6-yl)acetic Acid [1-(4-pyrimidyl)-3-piperidyl] Ester](http://zinc12.docking.org/img/rings/346008.gif)
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![5-[[4-(2-keto-2-morpholino-ethyl)piperazino]methyl]-4H-pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/158587.gif)
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![5-(1-benzylsulfonyl-4-piperidyl)-4H-pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/381628.gif)
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![N-[(7-keto-2-tetrahydropyran-4-yl-4H-pyrazolo[1,5-a]pyrimidin-5-yl)methyl]isonicotinamide](http://zinc12.docking.org/img/rings/48987.gif)
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![N-[(7-keto-2-tetrahydropyran-4-yl-4H-pyrazolo[1,5-a]pyrimidin-5-yl)methyl]nicotinamide](http://zinc12.docking.org/img/rings/48983.gif)
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![N-[4-(imidazol-1-ylmethyl)phenyl]-2-(7-keto-4H-pyrazolo[1,5-a]pyrimidin-6-yl)acetamide](http://zinc12.docking.org/img/rings/304699.gif)
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![N-[[2-(cyclopropylmethoxy)-4-pyridyl]methyl]-2-(7-keto-4H-pyrazolo[1,5-a]pyrimidin-6-yl)acetamide](http://zinc12.docking.org/img/rings/516382.gif)
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![1-[(7-keto-4H-pyrazolo[1,5-a]pyrimidin-5-yl)methyl]pyrrolidine-2-carboxylic Acid Benzyl Ester](http://zinc12.docking.org/img/rings/160883.gif)
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![2-cyclopentyl-N-[1-[(7-keto-4H-pyrazolo[1,5-a]pyrimidin-5-yl)methyl]-4-piperidyl]acetamide](http://zinc12.docking.org/img/rings/379193.gif)
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![5-[(4-benzyl-5-keto-1,4-diazepan-1-yl)methyl]-4H-pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/37194.gif)
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![6-(3-keto-3-morpholino-propyl)-2-phenyl-4H-pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/373409.gif)
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![N-benzyl-4-(7-keto-4H-pyrazolo[1,5-a]pyrimidin-5-yl)piperidine-1-carboxamide](http://zinc12.docking.org/img/rings/381575.gif)
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![2-cyclohexyl-N-[1-[(7-keto-4H-pyrazolo[1,5-a]pyrimidin-5-yl)methyl]-4-piperidyl]acetamide](http://zinc12.docking.org/img/rings/384197.gif)
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![4-(7-keto-4H-pyrazolo[1,5-a]pyrimidin-5-yl)-N-phenethyl-piperidine-1-carboxamide](http://zinc12.docking.org/img/rings/381578.gif)
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![N-(2-benzoylphenyl)-7-keto-4H-pyrazolo[1,5-a]pyrimidine-3-carboxamide](http://zinc12.docking.org/img/rings/503580.gif)
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![3-(7-keto-2-phenyl-4H-pyrazolo[1,5-a]pyrimidin-6-yl)-N-phenyl-propionamide](http://zinc12.docking.org/img/rings/373396.gif)
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![2-(7-keto-4H-pyrazolo[1,5-a]pyrimidin-6-yl)acetic Acid 3-(5-phenyltetrazol-2-yl)propyl Ester](http://zinc12.docking.org/img/rings/347312.gif)
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![5-[[4-(4-phenylbutanoyl)piperazino]methyl]-4H-pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/198781.gif)
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![N-benzyl-3-(7-keto-2-phenyl-4H-pyrazolo[1,5-a]pyrimidin-6-yl)propionamide](http://zinc12.docking.org/img/rings/373416.gif)
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![2-cyclobutyl-5-piperonyl-4H-pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/141258.gif)
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![5-[[cyclopropyl(indan-1-yl)amino]methyl]-4H-pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/447613.gif)
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![5-[[4-(1,3-benzoxazol-2-yl)piperidino]methyl]-4H-pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/404194.gif)
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![2-benzyl-3-(1-naphthyl)-4H-pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/2042.gif)
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![3-(4-piperonylpiperazine-1-carbonyl)-4H-pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/503601.gif)
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![2-anilino-N-(1,3-benzothiazol-2-yl)-7-keto-4H-pyrazolo[1,5-a]pyrimidine-3-carboxamide](http://zinc12.docking.org/img/rings/364929.gif)
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![5-(1-tetralin-6-ylsulfonyl-4-piperidyl)-4H-pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/381626.gif)
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![5-[[4-(2-indan-5-yloxyethyl)piperazino]methyl]-4H-pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/483618.gif)
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![N-(4,5-diphenylthiazol-2-yl)-2-(7-ketopyrazolo[1,5-a]pyrimidin-4-yl)acetamide](http://zinc12.docking.org/img/rings/242404.gif)
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![4-benzyl-5-(1-isonicotinoyl-4-piperidyl)pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/381527.gif)
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![4-benzyl-5-(1-nicotinoyl-4-piperidyl)pyrazolo[1,5-a]pyrimidin-7-one](http://zinc12.docking.org/img/rings/381529.gif)
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