|  | C31232233133313221211113313331333132313331322121111132313331323133313331333133313331333132322333321 
  >> |  | C3123223313331322121111331333133313231333132212111113231333132313331333133313331333133313232233332 
  << |  | C31232233133313221211113313331333132313331322121111132313331323133313331333133313331333132322333323 
  >> |  |