D121213233313223313132322231323132322132313232233131133132313231311331   >>    D12121323331322331313232223132313232213231323223313113313231323131133   <<    D121213233313223313132322231323132322132313232233131133132313231311333   >>      D121213233313223313132322231323132322132313232233131133132313231311332   >>