The memory 3, wherein the data value being written into the selected storage cell includes {HEAD ~ more than one bit} of {TAIL ~ information} 
of
The memory 3 , wherein the data value being written into the selected storage cell includes { HEAD ~ more than one bit } of { TAIL ~ information }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL