It is {TAIL ~ an advantage} of the present invention that several CDs, each in its own protective envelope, can be stored in {HEAD ~ each hanging file folder} 
It is { TAIL ~ an advantage } of the present invention that several CDs , each in its own protective envelope , can be stored in { HEAD ~ each hanging file folder }
OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD