|  | C313212111133131211331333133313331333133311233133313121111133313331312111133133313231323221211 
  >> |  | C31321211113313121133133313331333133313331123313331312111113331333131211113313331323132322121 
  << |  | C313212111133131211331333133313331333133311233133313121111133313331312111133133313231323221213 
  >> |  |