|  | C31232233133313221211113313331333132313331322121111133313121111331333133313331333131312111 
  >> |  | C3123223313331322121111331333133313231333132212111113331312111133133313331333133313131211 
  << |  | C31232233133313221211113313331333132313331322121111133313121111331333133313331333131312113 
  >> |  |