D33132233232132333132313111123313232233133313232233131323131121   >>    D3313223323213233313231311112331323223313331323223313132313112   <<    D33132233232132333132313111123313232233133313232233131323131123   >>      D33132233232132333132313111123313232233133313232233131323131122   >>