|  | C2221333133313331311233132313331333133313331323312111113113313331312111112111133133313232233131211 
  >> |  | C222133313331333131123313231333133313331333132331211111311331333131211111211113313331323223313121 
  << |  | C2221333133313331311233132313331333133313331323312111113113313331312111112111133133313232233131213 
  >> |  |