Attributes {
    core {
        String long_name "core";
        Int32 gridtype 2;
        String units "ids";
    }
    lon {
        String units "degree_east";
        Float32 scale_max 180.0;
        Float32 scale_min -180.0;
    }
NC_GLOBAL {
    String Conventions "IRIDL";
}
}