C111112111133131121133133313331333133313331323132313331333131133223331   >>    C11111211113313112113313331333133313331333132313231333133313113322333   <<    C111112111133131121133133313331333133313331323132313331333131133223333   >>      C111112111133131121133133313331333133313331323132313331333131133223332   >>