|  | C31231211111133131211113313331333133112111133133313331323131133133313331333133313332313112111 
  >> |  | C3123121111113313121111331333133313311211113313331333132313113313331333133313331333231311211 
  << |  | C31231211111133131211113313331333133112111133133313331323131133133313331333133313332313112113 
  >> |  |