|  | C31231211111133131211113313331323133313331311233133313331333131133133313331333132212111113232311 
  >> |  | C3123121111113313121111331333132313331333131123313331333133313113313331333133313221211111323231 
  << |  | C31231211111133131211113313331323133313331311233133313331333131133133313331333132212111113232313 
  >> |  |