netcdf ref_tst_econst2 {
types:
  ubyte enum enum_t {Clear = 0, Cumulonimbus = 1, Stratus = 2} ;
  opaque(11) opaque_t ;
  int(*) vlen_t ;
dimensions:
	lat = 10 ;
	lon = 5 ;
	time = UNLIMITED ; // (0 currently)
variables:
	int lat(lat) ;
		lat:long_name = "latitude" ;
		lat:units = "degrees_north" ;
	int lon(lon) ;
		lon:long_name = "longitude" ;
		lon:units = "degrees_east" ;
	int time(time) ;
		time:units = "seconds since 1992-1-1 00:00:00" ;
	float Z(time, lat, lon) ;
		string Z:units = "geopotential meters" ;
		Z:valid_range = 0.f, 5000.f ;
	float t(time, lat, lon) ;
	double p(time, lat, lon) ;
		p:_FillValue = -9999. ;
	int rh(time, lat, lon) ;
		rh:_FillValue = -1 ;
	string country(time, lat, lon) ;
	ubyte tag ;

// global attributes:
		vlen_t :globalatt = {17, 18, 19} ;
data:

 lat = 0, 10, 20, 30, 40, 50, 60, 70, 80, 90 ;

 lon = -140, -118, -96, -84, -52 ;

 tag = 255 ;

group: g {
  types:
    compound cmpd_t {
      vlen_t f1 ;
      enum_t f2 ;
      enum_t f3 ;
    }; // cmpd_t
  } // group g

group: h {
  variables:
  	/g/cmpd_t compoundvar ;
  data:

   compoundvar = {{3, 4, 5}, Stratus, Clear} ;
  } // group h
}