D121213233313223313132322231323132313331323132233132323323132313111   >>    D12121323331322331313232223132313231333132313223313232332313231311   <<    D121213233313223313132322231323132313331323132233132323323132313113   >>      D121213233313223313132322231323132313331323132233132323323132313112   >>