C111112111133131121133133313331333133313331323132313331333133313331121133231   >>    C11111211113313112113313331333133313331333132313231333133313331333112113323   <<    C111112111133131121133133313331333133313331323132313331333133313331121133233   >>      C111112111133131121133133313331333133313331323132313331333133313331121133232   >>