The two CPP cells in each bit cell have different resistance states and the MTJ cell and {HEAD ~ CPP cell} in each sub cell have {TAIL ~ different resistance states} 
have
The two CPP cells in each bit cell have different resistance states and the MTJ cell and { HEAD ~ CPP cell } in each sub cell have { TAIL ~ different resistance states }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL