a connector region having {HEAD ~ a distal portion} extending away from {TAIL ~ the major surface}, with distal portions of connector regions of adjacent structures spaced apart from one another, and 
extending away from
a connector region having { HEAD ~ a distal portion } extending away from { TAIL ~ the major surface } , with distal portions of connector regions of adjacent structures spaced apart from one another , and
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH