C11111333133313232233133313331333131133131331121111331311211312311331   >>    C1111133313331323223313331333133313113313133112111133131121131231133   <<    C11111333133313232233133313331333131133131331121111331311211312311333   >>      C11111333133313232233133313331333131133131331121111331311211312311332   >>