|  | C3123121111331312121111331333132313331333133313331312111111331333133112111112333121121 
  >> |  | C312312111133131212111133133313231333133313331333131211111133133313311211111233312112 
  << |  | C3123121111331312121111331333132313331333133313331312111111331333133112111112333121123 
  >> |  |