|  | C313212111133131211331333133313331333112113121111331312111111331333131211113313331323221221 
  >> |  | C31321211113313121133133313331333133311211312111133131211111133133313121111331333132322122 
  << |  | C313212111133131211331333133313331333112113121111331312111111331333131211113313331323221223 
  >> |  |