|  | C31231211111133131211113313331333133112111133133313331323131133133313331333132211 
  >> |  | C3123121111113313121111331333133313311211113313331333132313113313331333133313221 
  << |  | C31231211111133131211113313331333133112111133133313331323131133133313331333132213 
  >> |  |