|  | C1111133313331323223313331333133313311211111211331311312111112111133133313331333133323333321 
  >> |  | C111113331333132322331333133313331331121111121133131131211111211113313331333133313332333332 
  << |  | C1111133313331323223313331333133313311211111211331311312111112111133133313331333133323333323 
  >> |  |