|  | C11112331312111112111133133313331333132323133313331333133313121111331333133313331311321311 
  >> |  | C1111233131211111211113313331333133313232313331333133313331312111133133313331333131132131 
  << |  | C11112331312111112111133133313331333132323133313331333133313121111331333133313331311321313 
  >> |  |