A macro cell is incorporated into {TAIL ~ an integrated circuit design} to describe a fixed arrangement of cells to be included in {HEAD ~ the IC} 
A macro cell is incorporated into { TAIL ~ an integrated circuit design } to describe a fixed arrangement of cells to be included in { HEAD ~ the IC }
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD