forming a second conductive layer on {HEAD ~ said exposed walls} of {TAIL ~ said conductive material} and the exposed surfaces of said structure 
of
forming a second conductive layer on { HEAD ~ said exposed walls } of { TAIL ~ said conductive material } and the exposed surfaces of said structure
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH