C111123313121111121111331333133313331333132233133313223331311331   >>    C11112331312111112111133133313331333133313223313331322333131133   <<    C111123313121111121111331333133313331333132233133313223331311333   >>      C111123313121111121111331333133313331333132233133313223331311332   >>