|  | C313212111133131211331333133313331311331333131211111211111133133313231333133313121121 
  >> |  | C31321211113313121133133313331333131133133313121111121111113313331323133313331312112 
  << |  | C313212111133131211331333133313331311331333131211111211111133133313231333133313121123 
  >> |  |