|  | C31231211113313121211113313331323133313331333133112312111112111112113313331333133313331323311131 
  >> |  | C3123121111331312121111331333132313331333133313311231211111211111211331333133313331333132331113 
  << |  | C31231211113313121211113313331323133313331333133112312111112111112113313331333133313331323311133 
  >> |  |