Signals provided by {HEAD ~ the first circuit} 102 are driven by {TAIL ~ a driver circuit} 106 over internal interconnects 108 
Signals provided by { HEAD ~ the first circuit } 102 are driven by { TAIL ~ a driver circuit } 106 over internal interconnects 108
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH