C111113331333132322331333133313331311211331311331333132313112113121121131   >>    C11111333133313232233133313331333131121133131133133313231311211312112113   <<    C111113331333132322331333133313331311211331311331333132313112113121121133   >>      C111113331333132322331333133313331311211331311331333132313112113121121132   >>