C111123313121111121111331333133313331333133313331333133313331323222322333231   >>    C11112331312111112111133133313331333133313331333133313331333132322232233323   <<    C111123313121111121111331333133313331333133313331333133313331323222322333233   >>      C111123313121111121111331333133313331333133313331333133313331323222322333232   >>