|  | C312312111133131212111133133313331333133112113313331333133323133313231333133313111131 
  >> |  | C31231211113313121211113313331333133313311211331333133313332313331323133313331311113 
  << |  | C312312111133131212111133133313331333133112113313331333133323133313231333133313111133 
  >> |  |