I3313232123313123231323221122112323132313232233132322331323132311   >>    I331323212331312323132322112211232313231323223313232233132313231   <<    I3313232123313123231323221122112323132313232233132322331323132313   >>      I3313232123313123231323221122112323132313232233132322331323132312   >>