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