|  | C312312111133131212111133133313231333133313331333133311211331333133313331333132211 
  >> |  | C31231211113313121211113313331323133313331333133313331121133133313331333133313221 
  << |  | C312312111133131212111133133313231333133313331333133311211331333133313331333132213 
  >> |  |