I3313232213112113313132322331323211331311331323221122112323132312121   >>    I331323221311211331313232233132321133131133132322112211232313231212   <<    I3313232213112113313132322331323211331311331323221122112323132312123   >>      I3313232213112113313132322331323211331311331323221122112323132312122   >>