D121213233313223313132322231323133313132322331312313231323222331   >>    D12121323331322331313232223132313331313232233131231323132322233   <<    D121213233313223313132322231323133313132322331312313231323222333   >>      D121213233313223313132322231323133313132322331312313231323222332   >>