|  | C11112331312111112111133133313231333132313331333121111113313231333133313331321123231221 
  >> |  | C1111233131211111211113313331323133313231333133312111111331323133313331333132112323122 
  << |  | C11112331312111112111133133313231333132313331333121111113313231333133313331321123231223 
  >> |  |