D2331233131133131323132322331323211331311331323132213331323113121   >>    D233123313113313132313232233132321133131133132313221333132311312   <<    D2331233131133131323132322331323211331311331323132213331323113123   >>      D2331233131133131323132322331323211331311331323132213331323113122   >>