D121213233313223313132322231323132313331323132233132313221323131131   >>    D12121323331322331313232223132313231333132313223313231322132313113   <<    D121213233313223313132322231323132313331323132233132313221323131133   >>      D121213233313223313132322231323132313331323132233132313221323131132   >>