D121213233313223313132322231323132313331323132233132333131111111   >>    D12121323331322331313232223132313231333132313223313233313111111   <<    D121213233313223313132322231323132313331323132233132333131111113   >>      D121213233313223313132322231323132313331323132233132333131111112   >>