|  | C2221333133313331311233132313331333133313331311233133313311211113313331333133313112113232321 
  >> |  | C222133313331333131123313231333133313331333131123313331331121111331333133313331311211323232 
  << |  | C2221333133313331311233132313331333133313331311233133313311211113313331333133313112113232323 
  >> |  |