|  | C31231211111133131211113313331323133313331311233132313331333133313331311211331322211 
  >> |  | C3123121111113313121111331333132313331333131123313231333133313331333131121133132221 
  << |  | C31231211111133131211113313331323133313331311233132313331333133313331311211331322213 
  >> |  |