C3123223313331322121111331333133313331333121211113313331333131132332311   >>    C312322331333132212111133133313331333133312121111331333133313113233231   <<    C3123223313331322121111331333133313331333121211113313331333131132332313   >>      C3123223313331322121111331333133313331333121211113313331333131132332312   >>