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Home › 1, 5-dihydro-pyrazolo (3, 4-D) pyrimidin-4-one derivatives and their use as PDE9A mudulators for the treatment of CNS disorders

1, 5-dihydro-pyrazolo (3, 4-D) pyrimidin-4-one derivatives and their use as PDE9A mudulators for the treatment of CNS disorders

US Patent 8648085 · Granted Feb 11, 2014

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