D121213233313223313132322231323132313231333132233132313311231131   >>    D12121323331322331313232223132313231323133313223313231331123113   <<    D121213233313223313132322231323132313231333132233132313311231133   >>      D121213233313223313132322231323132313231333132233132313311231132   >>