|  | C3132121111331312113313331333133313113313331312111112111112111133133313331333133313232232221 
  >> |  | C313212111133131211331333133313331311331333131211111211111211113313331333133313331323223222 
  << |  | C3132121111331312113313331333133313113313331312111112111112111133133313331333133313232232223 
  >> |  |