C111113331333132322331333133313331311331313311211113313221311312111   >>    C11111333133313232233133313331333131133131331121111331322131131211   <<    C111113331333132322331333133313331311331313311211113313221311312113   >>      C111113331333132322331333133313331311331313311211113313221311312112   >>