C111113331333132322331333133313331331121111121133133313121111111133131131   >>    C11111333133313232233133313331333133112111112113313331312111111113313113   <<    C111113331333132322331333133313331331121111121133133313121111111133131133   >>      C111113331333132322331333133313331331121111121133133313121111111133131132   >>