|  | C312312111133131212111133133313231333133313331333131211111133133313311211111333133313331312313111 
  >> |  | C31231211113313121211113313331323133313331333133313121111113313331331121111133313331333131231311 
  << |  | C312312111133131212111133133313231333133313331333131211111133133313311211111333133313331312313113 
  >> |  |