C1311213331333132332133313331333133313121111331333133313232233131131   >>    C131121333133313233213331333133313331312111133133313331323223313113   <<    C1311213331333132332133313331333133313121111331333133313232233131133   >>      C1311213331333132332133313331333133313121111331333133313232233131132   >>