The first series connected transistors drive a first voltage signal on {HEAD ~ a first interconnect} in {TAIL ~ response} to a data signal 
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The first series connected transistors drive a first voltage signal on { HEAD ~ a first interconnect } in { TAIL ~ response } to a data signal
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH