C3123121111331312121111331311331333133313232233132322231121132311   >>    C312312111133131212111133131133133313331323223313232223112113231   <<    C3123121111331312121111331311331333133313232233132322231121132313   >>      C3123121111331312121111331311331333133313232233132322231121132312   >>