{TAIL ~ Semiconductor device} having {HEAD ~ high frequency wiring} and dummy metal layer at multilayer wiring structure 
{ TAIL ~ Semiconductor device } having { HEAD ~ high frequency wiring } and dummy metal layer at multilayer wiring structure
TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH