C111113331333132322331333133313331311331311211312111133232133313331323111   >>    C11111333133313232233133313331333131133131121131211113323213331333132311   <<    C111113331333132322331333133313331311331311211312111133232133313331323113   >>      C111113331333132322331333133313331311331311211312111133232133313331323112   >>