C111112111133131121133133313331311331333132223133313331322133323311   >>    C11111211113313112113313331333131133133313222313331333132213332331   <<    C111112111133131121133133313331311331333132223133313331322133323313   >>      C111112111133131121133133313331311331333132223133313331322133323312   >>