wherein the first, the second, the third, and {HEAD ~ the fourth dummy metals} and the inductor are formed in {TAIL ~ a same layer} 
formed in
wherein the first , the second , the third , and { HEAD ~ the fourth dummy metals } and the inductor are formed in { TAIL ~ a same layer }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL