D132311233131333131331123232233132313232233133313132313231333131321111   >>    D13231123313133313133112323223313231323223313331313231323133313132111   <<    D132311233131333131331123232233132313232233133313132313231333131321113   >>      D132311233131333131331123232233132313232233133313132313231333131321112   >>