at least one of {TAIL ~ the first and second magnetic metal layers} is formed to include oriented magnetic material with {HEAD ~ a bcc structure}, and 
at least one of { TAIL ~ the first and second magnetic metal layers } is formed to include oriented magnetic material with { HEAD ~ a bcc structure } , and
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH