C111123313121111121111331333133313331333133313331333133312111133131111212331   >>    C11112331312111112111133133313331333133313331333133313331211113313111121233   <<    C111123313121111121111331333133313331333133313331333133312111133131111212333   >>      C111123313121111121111331333133313331333133313331333133312111133131111212332   >>