|  | C312312111111331312111133133313331333121111121133133312111111331333132313331333133313331333132332221 
  >> |  | C31231211111133131211113313331333133312111112113313331211111133133313231333133313331333133313233222 
  << |  | C312312111111331312111133133313331333121111121133133312111111331333132313331333133313331333132332223 
  >> |  |