![2-[[2-(3,4-dihydro-1H-isoquinolin-2-yl)-2-keto-ethyl]thio]-5,7-dihydro-3H-thieno[3,4-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/554062.gif)
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![6-[2-[(4-keto-5,7-dihydro-3H-thieno[3,4-d]pyrimidin-2-yl)thio]acetyl]-4H-1,4-benzoxazin-3-one](http://zinc12.docking.org/img/rings/554066.gif)
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![2-[4-(2-pyridyl)piperazino]-5,7-dihydro-3H-thieno[3,4-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/553113.gif)
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![2-(4-phenylpiperazino)-5,7-dihydro-3H-thieno[3,4-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/553048.gif)
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![2-(4-pyrrolidinoanilino)-5,7-dihydro-3H-thieno[3,4-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/552028.gif)
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![2-(4-morpholinoanilino)-5,7-dihydro-3H-thieno[3,4-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/553520.gif)
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![2-[4-(pyrrolidinomethyl)anilino]-5,7-dihydro-3H-thieno[3,4-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/553645.gif)
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![2-(4-benzylpiperidino)-5,7-dihydro-3H-thieno[3,4-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/552936.gif)
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![2-[2-(2-phenylthiazol-4-yl)ethylamino]-5,7-dihydro-3H-thieno[3,4-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/553731.gif)
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![2-[4-(morpholinomethyl)anilino]-5,7-dihydro-3H-thieno[3,4-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/553543.gif)
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![2-[4-(piperazinomethyl)anilino]-5,7-dihydro-3H-thieno[3,4-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/552316.gif)
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![2-(4-anilinoanilino)-5,7-dihydro-3H-thieno[3,4-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/552103.gif)
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![2-(4-phenoxyanilino)-5,7-dihydro-3H-thieno[3,4-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/552127.gif)
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![2-[(1-benzyl-4-piperidyl)amino]-5,7-dihydro-3H-thieno[3,4-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/553438.gif)
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![2-[4-(piperidinomethyl)anilino]-5,7-dihydro-3H-thieno[3,4-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/553587.gif)
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![2-(benzhydrylamino)-5,7-dihydro-3H-thieno[3,4-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/552897.gif)
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![2-(4-benzoxyanilino)-5,7-dihydro-3H-thieno[3,4-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/552016.gif)
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![2-(4-cinnamylpiperazino)-5,7-dihydro-3H-thieno[3,4-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/553387.gif)
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![N-[4-[2-[(4-keto-5,7-dihydro-3H-thieno[3,4-d]pyrimidin-2-yl)thio]acetyl]phenyl]cyclopropanecarboxamide](http://zinc12.docking.org/img/rings/554085.gif)
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![2-[(4-keto-5,7-dihydro-3H-thieno[3,4-d]pyrimidin-2-yl)thio]-N,N-diphenyl-acetamide](http://zinc12.docking.org/img/rings/554018.gif)
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![2-(4-piperonylpiperazino)-5,7-dihydro-3H-thieno[3,4-d]pyrimidin-4-one](http://zinc12.docking.org/img/rings/553470.gif)
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