|  | C1111233131211111211113313331333133313232321333133313331333131211113313331312111113113311 
  >> |  | C111123313121111121111331333133313331323232133313331333133313121111331333131211111311331 
  << |  | C1111233131211111211113313331333133313232321333133313331333131211113313331312111113113313 
  >> |  |