D121212121213132313113313231123313232223132313331311331323221323132322331   >>    D12121212121313231311331323112331323222313231333131133132322132313232233   <<    D121212121213132313113313231123313232223132313331311331323221323132322333   >>      D121212121213132313113313231123313232223132313331311331323221323132322332   >>