D121213233313223313132322231323132313331323132233132322333123231   >>    D12121323331322331313232223132313231333132313223313232233312323   <<    D121213233313223313132322231323132313331323132233132322333123233   >>      D121213233313223313132322231323132313331323132233132322333123232   >>