C111123313121111121111331333133313331333133313331333133313331311331311322221   >>    C11112331312111112111133133313331333133313331333133313331333131133131132222   <<    C111123313121111121111331333133313331333133313331333133313331311331311322223   >>      C111123313121111121111331333133313331333133313331333133313331311331311322222   >>