Dataset {
    Float32 T[T = 81];
    Float32 T_01[T_01 = 1249];
    Grid {
     ARRAY:
        Float32 ch4[T = 81];
     MAPS:
        Float32 T[T = 81];
    } ch4;
    Grid {
     ARRAY:
        Float32 o18[T_01 = 1249];
     MAPS:
        Float32 T_01[T_01 = 1249];
    } o18;
} GRIP;