D12121323331322331313232223132313231333132313223313231311331323132233311   >>    D1212132333132233131323222313231323133313231322331323131133132313223331   <<    D12121323331322331313232223132313231333132313223313231311331323132233313   >>      D12121323331322331313232223132313231333132313223313231311331323132233312   >>