D132311233131333131331123232233132313232233133313132313331323331323132322123221   >>    D13231123313133313133112323223313231323223313331313231333132333132313232212322   <<    D132311233131333131331123232233132313232233133313132313331323331323132322123223   >>      D132311233131333131331123232233132313232233133313132313331323331323132322123222   >>