|  | C11111211113313112113313331333133313331323133313112113313331333132313331333132313231221 
  >> |  | C1111121111331311211331333133313331333132313331311211331333133313231333133313231323122 
  << |  | C11111211113313112113313331333133313331323133313112113313331333132313331333132313231223 
  >> |  |