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