|  | C31231211111133131211113313331333133112111133133313331323321111331333133313331333112312121 
  >> |  | C3123121111113313121111331333133313311211113313331333132332111133133313331333133311231212 
  << |  | C31231211111133131211113313331333133112111133133313331323321111331333133313331333112312123 
  >> |  |