Where necessary, the CTS tool will insert additional buffers or inverters 20 into various branches of {HEAD ~ the clock tree} to finely balance {TAIL ~ path delays} 
Where necessary , the CTS tool will insert additional buffers or inverters 20 into various branches of { HEAD ~ the clock tree } to finely balance { TAIL ~ path delays }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL