C111123313121111121111331333133313331333133313121111332233131121   >>    C11112331312111112111133133313331333133313331312111133223313112   <<    C111123313121111121111331333133313331333133313121111332233131123   >>      C111123313121111121111331333133313331333133313121111332233131122   >>