I33132322131323331311211331333132322133313133313232233132313212121   >>    I3313232213132333131121133133313232213331313331323223313231321212   <<    I33132322131323331311211331333132322133313133313232233132313212123   >>      I33132322131323331311211331333132322133313133313232233132313212122   >>