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