|  | C312312111133131212111133133313331323133313233121111331312111112111113331333132231111 
  >> |  | C31231211113313121211113313331333132313331323312111133131211111211111333133313223111 
  << |  | C312312111133131212111133133313331323133313233121111331312111112111113331333132231113 
  >> |  |