wherein the first interconnect structure is a wiring interconnect structure and {HEAD ~ the second interconnect structure} is {TAIL ~ an e fuse}, and 
is
wherein the first interconnect structure is a wiring interconnect structure and { HEAD ~ the second interconnect structure } is { TAIL ~ an e fuse } , and
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH