D112221121133131333132322112331323331323132311211331323331322132322131   >>    D11222112113313133313232211233132333132313231121133132333132213232213   <<    D112221121133131333132322112331323331323132311211331323331322132322133   >>      D112221121133131333132322112331323331323132311211331323331322132322132   >>