D121213233313223313132322231323132313112211232233132333133112323132333131   >>    D12121323331322331313232223132313231311221123223313233313311232313233313   <<    D121213233313223313132322231323132313112211232233132333133112323132333133   >>      D121213233313223313132322231323132313112211232233132333133112323132333132   >>