A data regenerating device includes a connecting device for connecting {HEAD ~ the data regenerating device} to {TAIL ~ an external device} 
to
A data regenerating device includes a connecting device for connecting { HEAD ~ the data regenerating device } to { TAIL ~ an external device }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL