|  | C312312111133131212111133133313331333133112113313331333112113313331333133313231333132313331323112111 
  >> |  | C31231211113313121211113313331333133313311211331333133311211331333133313331323133313231333132311211 
  << |  | C312312111133131212111133133313331333133112113313331333112113313331333133313231333132313331323112113 
  >> |  |