![3,4,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazin-2-yl(cyclopropyl)methanone](http://zinc12.docking.org/img/rings/581158.gif)
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![2-(2-pyrazol-1-ylethyl)-3,4,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazine](http://zinc12.docking.org/img/rings/406077.gif)
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![2-(3,4,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazin-2-yl)-N-cyclopropyl-acetamide](http://zinc12.docking.org/img/rings/122048.gif)
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![3,4,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazin-2-yl(2-furyl)methanone](http://zinc12.docking.org/img/rings/574726.gif)
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![3,4,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazin-2-yl(2-thienyl)methanone](http://zinc12.docking.org/img/rings/485160.gif)
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![N-(1,2,3,4,6,7,8,8a-octahydropyrrolo[1,2-a]pyrazin-7-yl)cyclobutanecarboxamide](http://zinc12.docking.org/img/rings/584021.gif)
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![N-(1,2,3,4,6,7,8,8a-octahydropyrrolo[1,2-a]pyrazin-7-yl)-1H-pyrazole-3-carboxamide](http://zinc12.docking.org/img/rings/534326.gif)
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![N-(1,2,3,4,6,7,8,8a-octahydropyrrolo[1,2-a]pyrazin-7-yl)isoxazole-3-carboxamide](http://zinc12.docking.org/img/rings/611536.gif)
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![N-(1,2,3,4,6,7,8,8a-octahydropyrrolo[1,2-a]pyrazin-7-yl)thiazole-5-carboxamide](http://zinc12.docking.org/img/rings/559190.gif)
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![1-(3,4,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazin-2-yl)-2-(1H-pyrazol-4-yl)ethanone](http://zinc12.docking.org/img/rings/574696.gif)
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![1-(3,4,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazin-2-yl)-2-isoxazol-4-yl-ethanone](http://zinc12.docking.org/img/rings/574678.gif)
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![1-(3,4,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazin-2-yl)-2-pyrazol-1-yl-ethanone](http://zinc12.docking.org/img/rings/376894.gif)
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![3,4,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazin-2-yl(pyrazin-2-yl)methanone](http://zinc12.docking.org/img/rings/574662.gif)
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![3,4,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazin-2-yl(pyridazin-3-yl)methanone](http://zinc12.docking.org/img/rings/574648.gif)
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![N-(1,2,3,4,6,7,8,8a-octahydropyrrolo[1,2-a]pyrazin-7-yl)thiophene-2-carboxamide](http://zinc12.docking.org/img/rings/598355.gif)
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![3,4,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazin-2-yl(3-piperidyl)methanone](http://zinc12.docking.org/img/rings/292324.gif)
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![3,4,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazin-2-yl(3-pyridyl)methanone](http://zinc12.docking.org/img/rings/509016.gif)
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![3,4,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazin-2-yl(4-piperidyl)methanone](http://zinc12.docking.org/img/rings/287321.gif)
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![1-(3,4,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazin-2-yl)-2-cyclopentyl-ethanone](http://zinc12.docking.org/img/rings/581167.gif)
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![3,4,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazin-2-yl(cyclohex-3-en-1-yl)methanone](http://zinc12.docking.org/img/rings/581163.gif)
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![3,4,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazin-2-yl(cyclohexyl)methanone](http://zinc12.docking.org/img/rings/581164.gif)
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![3,4,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazin-2-yl(phenyl)methanone](http://zinc12.docking.org/img/rings/121990.gif)
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![2-(3-pyridylsulfonyl)-3,4,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazine](http://zinc12.docking.org/img/rings/533167.gif)
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![2-piperidinosulfonyl-3,4,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazine](http://zinc12.docking.org/img/rings/582029.gif)
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![3-(3,4,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazine-2-carbonyl)-1H-pyridazin-6-one](http://zinc12.docking.org/img/rings/574698.gif)
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![3-(3,4,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazine-2-carbonyl)-4,5-dihydro-1H-pyridazin-6-one](http://zinc12.docking.org/img/rings/574690.gif)
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![3-[2-(3,4,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazin-2-yl)-2-keto-ethyl]-4-thiazolin-2-one](http://zinc12.docking.org/img/rings/574732.gif)
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