|  | C31321211113313121133133313331333133313331123313331312111113331333131211113313331333132322131211 
  >> |  | C3132121111331312113313331333133313331333112331333131211111333133313121111331333133313232213121 
  << |  | C31321211113313121133133313331333133313331123313331312111113331333131211113313331333132322131213 
  >> |  |