Each circuit further includes {HEAD ~ at least one non bonded portion} extending away from {TAIL ~ the bonded portion} 
Each circuit further includes { HEAD ~ at least one non bonded portion } extending away from { TAIL ~ the bonded portion }
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL