|  | C312312111111331312111133132313331333131121211113313331311331333133313311211113313113313331323231311 
  >> |  | C31231211111133131211113313231333133313112121111331333131133133313331331121111331311331333132323131 
  << |  | C312312111111331312111133132313331333131121211113313331311331333133313311211113313113313331323231313 
  >> |  |