|  | C312312111111331312111133133313331331121111331333121111113313331333133313331322133313231323221 
  >> |  | C31231211111133131211113313331333133112111133133312111111331333133313331333132213331323132322 
  << |  | C312312111111331312111133133313331331121111331333121111113313331333133313331322133313231323223 
  >> |  |