C111123313121111121111331333133313331333133313331333132313331322231331   >>    C11112331312111112111133133313331333133313331333133313231333132223133   <<    C111123313121111121111331333133313331333133313331333132313331322231333   >>      C111123313121111121111331333133313331333133313331333132313331322231332   >>