C111112111133131121133133313331333133313331323133313331333133313331333212122131   >>    C11111211113313112113313331333133313331333132313331333133313331333133321212213   <<    C111112111133131121133133313331333133313331323133313331333133313331333212122133   >>      C111112111133131121133133313331333133313331323133313331333133313331333212122132   >>