|  | C313212111133131211331333133313331333133311233133313221211111211111211113313331323133313231311 
  >> |  | C31321211113313121133133313331333133313331123313331322121111121111121111331333132313331323131 
  << |  | C313212111133131211331333133313331333133311233133313221211111211111211113313331323133313231313 
  >> |  |