C111112111133131121133133313331333133313331323133313331333133313331311132332131   >>    C11111211113313112113313331333133313331333132313331333133313331333131113233213   <<    C111112111133131121133133313331333133313331323133313331333133313331311132332133   >>      C111112111133131121133133313331333133313331323133313331333133313331311132332132   >>