|  | C1111233131211111211113313231333133313331323331333131211111211113313121111331323133313223231 
  >> |  | C111123313121111121111331323133313331333132333133313121111121111331312111133132313331322323 
  << |  | C1111233131211111211113313231333133313331323331333131211111211113313121111331323133313223233 
  >> |  |