C111112111133131121133133313331333133313331323133313331331121111331312132211   >>    C11111211113313112113313331333133313331333132313331333133112111133131213221   <<    C111112111133131121133133313331333133313331323133313331331121111331312132213   >>      C111112111133131121133133313331333133313331323133313331331121111331312132212   >>