|  | C312312111111331312111133133313331322331333133313121111331333133313331323132313232233131 
  >> |  | C31231211111133131211113313331333132233133313331312111133133313331333132313231323223313 
  << |  | C312312111111331312111133133313331322331333133313121111331333133313331323132313232233133 
  >> |  |