Dataset {
    Float32 zlev[zlev = 1];
    Float32 X[X = 180];
    Float32 T[T = 2052];
    Float32 Y[Y = 89];
    Float32 T_01[T_01 = 360];
    Grid {
     ARRAY:
        Float32 anom[T = 2052][zlev = 1][Y = 89][X = 180];
     MAPS:
        Float32 T[T = 2052];
        Float32 zlev[zlev = 1];
        Float32 Y[Y = 89];
        Float32 X[X = 180];
    } anom;
    Structure {
        Structure {
            Grid {
             ARRAY:
                Float64 iod[T_01 = 360][zlev = 1];
             MAPS:
                Float32 T_01[T_01 = 360];
                Float32 zlev[zlev = 1];
            } iod;
        } C1991-2020;
    } IOD;
    Grid {
     ARRAY:
        Float32 sst[T = 2052][zlev = 1][Y = 89][X = 180];
     MAPS:
        Float32 T[T = 2052];
        Float32 zlev[zlev = 1];
        Float32 Y[Y = 89];
        Float32 X[X = 180];
    } sst;
} version5;