C3123121111331312121111331311331333133313232233132213331313232311   >>    C312312111133131212111133131133133313331323223313221333131323231   <<    C3123121111331312121111331311331333133313232233132213331313232313   >>      C3123121111331312121111331311331333133313232233132213331313232312   >>