|  | C2221333133313331311233132313331333133313331323232133313121111113313331333133313331331121111133333321 
  >> |  | C222133313331333131123313231333133313331333132323213331312111111331333133313331333133112111113333332 
  << |  | C2221333133313331311233132313331333133313331323232133313121111113313331333133313331331121111133333323 
  >> |  |