|  | C31321211113313121133133313331333133313331123313331312111113331333132313331311213221 
  >> |  | C3132121111331312113313331333133313331333112331333131211111333133313231333131121322 
  << |  | C31321211113313121133133313331333133313331123313331312111113331333132313331311213223 
  >> |  |