D132311233131333131331123232233132313232233133313132313231323211131   >>    D13231123313133313133112323223313231323223313331313231323132321113   <<    D132311233131333131331123232233132313232233133313132313231323211133   >>      D132311233131333131331123232233132313232233133313132313231323211132   >>