|  | C3132121111133313233121111331333133313331312121111331211113313231333133313331333131133133313231321 
  >> |  | C313212111113331323312111133133313331333131212111133121111331323133313331333133313113313331323132 
  << |  | C3132121111133313233121111331333133313331312121111331211113313231333133313331333131133133313231323 
  >> |  |