C111123313121111121111331333133313331323232133313331333133321111312231   >>    C11112331312111112111133133313331333132323213331333133313332111131223   <<    C111123313121111121111331333133313331323232133313331333133321111312233   >>      C111123313121111121111331333133313331323232133313331333133321111312232   >>