The contact structure 9, wherein {TAIL ~ each} of the plurality of {HEAD ~ wiring contacts} are cubic shaped 
The contact structure 9 , wherein { TAIL ~ each } of the plurality of { HEAD ~ wiring contacts } are cubic shaped
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH