C111123313121111121111331333133313331333131322113121111331322333123121   >>    C11112331312111112111133133313331333133313132211312111133132233312312   <<    C111123313121111121111331333133313331333131322113121111331322333123123   >>      C111123313121111121111331333133313331333131322113121111331322333123122   >>