|  | C312312111133131212111133133313231333133313331333131211111211113313331333132313332313232233131 
  >> |  | C31231211113313121211113313331323133313331333133313121111121111331333133313231333231323223313 
  << |  | C312312111133131212111133133313231333133313331333131211111211113313331333132313332313232233133 
  >> |  |