D33132233232132333132313111123313232233133313231323133112112121   >>    D3313223323213233313231311112331323223313331323132313311211212   <<    D33132233232132333132313111123313232233133313231323133112112123   >>      D33132233232132333132313111123313232233133313231323133112112122   >>