C3123223313331322121111331333133313331333121211113313331233132332313331111   >>    C312322331333132212111133133313331333133312121111331333123313233231333111   <<    C3123223313331322121111331333133313331333121211113313331233132332313331113   >>      C3123223313331322121111331333133313331333121211113313331233132332313331112   >>