|  | C3132121111331312113313331333133313113313331312111112111133133313331333121111133313231323121 
  >> |  | C313212111133131211331333133313331311331333131211111211113313331333133312111113331323132312 
  << |  | C3132121111331312113313331333133313113313331312111112111133133313331333121111133313231323123 
  >> |  |