The plurality of data cells of the multi dimensional symbol are preferably arranged in an internal data field and {HEAD ~ the symbol} further preferably comprises {TAIL ~ a data cell border} comprising a plurality of data cells surrounding the internal data field 
preferably comprises
The plurality of data cells of the multi dimensional symbol are preferably arranged in an internal data field and { HEAD ~ the symbol } further preferably comprises { TAIL ~ a data cell border } comprising a plurality of data cells surrounding the internal data field
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH