|  | C13112133313331323321333133313331333133313331333133313331333133313121211113313331323312121 
  >> |  | C1311213331333132332133313331333133313331333133313331333133313331312121111331333132331212 
  << |  | C13112133313331323321333133313331333133313331333133313331333133313121211113313331323312123 
  >> |  |