C111123313121111121111331333133313331321123121111113313223311233121   >>    C11112331312111112111133133313331333132112312111111331322331123312   <<    C111123313121111121111331333133313331321123121111113313223311233123   >>      C111123313121111121111331333133313331321123121111113313223311233122   >>