C31232233133313221211113313331333133313331212111133131133131211113323113121   >>    C3123223313331322121111331333133313331333121211113313113313121111332311312   <<    C31232233133313221211113313331333133313331212111133131133131211113323113123   >>      C31232233133313221211113313331333133313331212111133131133131211113323113122   >>