|  | C313212111113331323312111133133313331333131212111133121111331323133313113313331333133313331311211121 
  >> |  | C31321211111333132331211113313331333133313121211113312111133132313331311331333133313331333131121112 
  << |  | C313212111113331323312111133133313331333131212111133121111331323133313113313331333133313331311211123 
  >> |  |