|  | C31232233133313221211113313331333133313331212111133133313233313331312111112111133132213231 
  >> |  | C3123223313331322121111331333133313331333121211113313331323331333131211111211113313221323 
  << |  | C31232233133313221211113313331333133313331212111133133313233313331312111112111133132213233 
  >> |  |