|  | C313212111133131211331333133313331333133323121111121111133313331333112331333133313231121 
  >> |  | C31321211113313121133133313331333133313332312111112111113331333133311233133313331323112 
  << |  | C313212111133131211331333133313331333133323121111121111133313331333112331333133313231123 
  >> |  |