|  | C2221333133313331311233132313331333133313331323312111111331333133313331211111333132313231221 
  >> |  | C222133313331333131123313231333133313331333132331211111133133313331333121111133313231323122 
  << |  | C2221333133313331311233132313331333133313331323312111111331333133313331211111333132313231223 
  >> |  |