C111113331333132322331333133313331311331312111133131133133311111   >>    C11111333133313232233133313331333131133131211113313113313331111   <<    C111113331333132322331333133313331311331312111133131133133311113   >>      C111113331333132322331333133313331311331312111133131133133311112   >>