{HEAD ~ The computer readable medium} comprises code for receiving an authorization request message associated with a transaction, where the authorization request message including a secondary PAN associated with {TAIL ~ a primary PAN} 
{ HEAD ~ The computer readable medium } comprises code for receiving an authorization request message associated with a transaction , where the authorization request message including a secondary PAN associated with { TAIL ~ a primary PAN }
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL