D33132213132132313231323223313131323133313223313232223221121131   >>    D3313221313213231323132322331313132313331322331323222322112113   <<    D33132213132132313231323223313131323133313223313232223221121133   >>      D33132213132132313231323223313131323133313223313232223221121132   >>