|  | C3123121111113313121111331333131211111333131133133313231131211113313331333132313331333131221 
  >> |  | C312312111111331312111133133313121111133313113313331323113121111331333133313231333133313122 
  << |  | C3123121111113313121111331333131211111333131133133313231131211113313331333132313331333131223 
  >> |  |