C111123313121111121111331333133313331323232133313331333121133131223131   >>    C11112331312111112111133133313331333132323213331333133312113313122313   <<    C111123313121111121111331333133313331323232133313331333121133131223133   >>      C111123313121111121111331333133313331323232133313331333121133131223132   >>