Possible values for VolumeName along with current mount points are:

    \\?\Volume{009776b7-d283-11e2-a7bd-806e6f6e6963}\
        *** NO MOUNT POINTS ***

    \\?\Volume{09d4e574-d7e3-11e2-958e-00155d001000}\
        D:\

    \\?\Volume{009776b8-d283-11e2-a7bd-806e6f6e6963}\
        C:\

    \\?\Volume{009776bc-d283-11e2-a7bd-806e6f6e6963}\
        A:\

    \\?\Volume{009776bb-d283-11e2-a7bd-806e6f6e6963}\
        Z:\