|  | C31231211111133131211113313331323133313113313223133313331333131133132313331333133313331323132313111 
  >> |  | C3123121111113313121111331333132313331311331322313331333133313113313231333133313331333132313231311 
  << |  | C31231211111133131211113313331323133313113313223133313331333131133132313331333133313331323132313113 
  >> |  |