|  | C131121333133313233213331333133313331333133313331333133313331333133313113313231333132322311131 
  >> |  | C13112133313331323321333133313331333133313331333133313331333133313331311331323133313232231113 
  << |  | C131121333133313233213331333133313331333133313331333133313331333133313113313231333132322311133 
  >> |  |