C11112331312111112111133133313331333133313331333133313331333132332222231   >>    C1111233131211111211113313331333133313331333133313331333133313233222223   <<    C11112331312111112111133133313331333133313331333133313331333132332222233   >>      C11112331312111112111133133313331333133313331333133313331333132332222232   >>