|  | C31231211111133131211113313331333133112111133133313231333133313331333131131212111 
  >> |  | C3123121111113313121111331333133313311211113313331323133313331333133313113121211 
  << |  | C31231211111133131211113313331333133112111133133313231333133313331333131131212113 
  >> |  |