C3123121111331312121111331311331333133313232233131133131232322331313311   >>    C312312111133131212111133131133133313331323223313113313123232233131331   <<    C3123121111331312121111331311331333133313232233131133131232322331313313   >>      C3123121111331312121111331311331333133313232233131133131232322331313312   >>