|  | C31231211111133131211113313331333133112111133132322121111331333133313331333121111331311112331 
  >> |  | C3123121111113313121111331333133313311211113313232212111133133313331333133312111133131111233 
  << |  | C31231211111133131211113313331333133112111133132322121111331333133313331333121111331311112333 
  >> |  |