|  | C2221333133313331311233132313331333133313331323232133313121111113313331333132313331333132321 
  >> |  | C222133313331333131123313231333133313331333132323213331312111111331333133313231333133313232 
  << |  | C2221333133313331311233132313331333133313331323232133313121111113313331333132313331333132323 
  >> |  |