D132311233131333131331123232233132313232233133313132313231333132333112121   >>    D13231123313133313133112323223313231323223313331313231323133313233311212   <<    D132311233131333131331123232233132313232233133313132313231333132333112123   >>      D132311233131333131331123232233132313232233133313132313231333132333112122   >>