|  | C1111233131211111211113313331333133313232321333133313331211113313331331121111331333133311212311 
  >> |  | C111123313121111121111331333133313331323232133313331333121111331333133112111133133313331121231 
  << |  | C1111233131211111211113313331333133313232321333133313331211113313331331121111331333133311212313 
  >> |  |