netcdf synth4 {
types:
  compound S1_t {
    ubyte v1(4) ;
    short v2(4) ;
    int v3(2) ;
    float v4(2) ;
    double v5(2) ;
  }; // S1_t
dimensions:
	S1_0 = 2 ;
variables:
	S1_t S1(S1_0) ;

// global attributes:
		:g1 = 3, 8, 16, 32 ;
		string :s1 = "gvalue1" ;
data:

 S1 = 
    {{97, 98, 99, 100}, {116, 216, 316, 416}, {132, 232}, {1320, 2320}, {1640, 2640}}, 
    {{101, 102, 103, 104}, {516, 616, 716, 816}, {332, 432}, {3320, 4320}, {3640, 4640}} ;
}