Attributes {
    Z {
        String long_name "Depth";
        Int32 gridtype 0;
        String units "m";
    }
    max {
        String units "ppmv";
        String long_name "carbon dioxide maximum";
        String history "noaa ftp site";
        Float32 missing_value -99.999901;
    }
NC_GLOBAL {
    String Conventions "IRIDL";
}
}