|  | C1311213331333132332133313331333133313331333133313331333133313331323133313231311312121 
  >> |  | C131121333133313233213331333133313331333133313331333133313331333132313331323131131212 
  << |  | C1311213331333132332133313331333133313331333133313331333133313331323133313231311312123 
  >> |  |