|  | C13112133313331323321333133313331333133313331333133313331333133313331311312111133211231 
  >> |  | C1311213331333132332133313331333133313331333133313331333133313331333131131211113321123 
  << |  | C13112133313331323321333133313331333133313331333133313331333133313331311312111133211233 
  >> |  |