with two methyl radicals in positions 1 and 3 and two methyl radicals in positions 7, 8 or 9

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  • Information Patent Grant

    Phosphodiesterase 4 inhibitors

    • Patent number 7,332,486
    • Issue date Feb 19, 2008
    • Memory Pharmaceuticals Corp.
    • Ashok Tehim
    • C07 - ORGANIC CHEMISTRY

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