C1311213331333132332133313331333133313121111331333133313331333131122112231   >>    C131121333133313233213331333133313331312111133133313331333133313112211223   <<    C1311213331333132332133313331333133313121111331333133313331333131122112233   >>      C1311213331333132332133313331333133313121111331333133313331333131122112232   >>