|  | C111112111133131121133133313331333132311211312111111331333132212111111331333133313331323133311211321 
  >> |  | C11111211113313112113313331333133313231121131211111133133313221211111133133313331333132313331121132 
  << |  | C111112111133131121133133313331333132311211312111111331333132212111111331333133313331323133311211323 
  >> |  |