|  | C31231211111133131211113313331323133313331311233133313331333131123313331333133313331333131331133221 
  >> |  | C3123121111113313121111331333132313331333131123313331333133313112331333133313331333133313133113322 
  << |  | C31231211111133131211113313331323133313331311233133313331333131123313331333133313331333131331133223 
  >> |  |