|  | C31231211111133131211113313331333132233133313331312111133133313331333131133132313331131 
  >> |  | C3123121111113313121111331333133313223313331333131211113313331333133313113313231333113 
  << |  | C31231211111133131211113313331333132233133313331312111133133313331333131133132313331133 
  >> |  |