wherein, when replacing the intended profile with the reference profile, {HEAD ~ each} of {TAIL ~ the intended profile} is replaced with the reference profile, respectively 
of
wherein , when replacing the intended profile with the reference profile , { HEAD ~ each } of { TAIL ~ the intended profile } is replaced with the reference profile , respectively
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH