C111123313121111121111331333133313331323232133313331312111133121133121   >>    C11112331312111112111133133313331333132323213331333131211113312113312   <<    C111123313121111121111331333133313331323232133313331312111133121133123   >>      C111123313121111121111331333133313331323232133313331312111133121133122   >>