D1212121212131323331312323132322331313232233132313223313132313231333131133131   >>    D121212121213132333131232313232233131323223313231322331313231323133313113313   <<    D1212121212131323331312323132322331313232233132313223313132313231333131133133   >>      D1212121212131323331312323132322331313232233132313223313132313231333131133132   >>