wherein {HEAD ~ the third dummy metal} and {TAIL ~ the fourth dummy metal} are formed outside the inductor in a plan view, 
wherein { HEAD ~ the third dummy metal } and { TAIL ~ the fourth dummy metal } are formed outside the inductor in a plan view ,
OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH