|  | C31231211111133131211113313331312111113331311331323133313331333133313331333133312111133132223131131 
  >> |  | C3123121111113313121111331333131211111333131133132313331333133313331333133313331211113313222313113 
  << |  | C31231211111133131211113313331312111113331311331323133313331333133313331333133312111133132223131133 
  >> |  |