|  | C3123121111113313121111331333133313121111121111333121111113313331333133313331333131231 
  >> |  | C312312111111331312111133133313331312111112111133312111111331333133313331333133313123 
  << |  | C3123121111113313121111331333133313121111121111333121111113313331333133313331333131233 
  >> |  |