|  | C1111233131211111211113313231333133313331323331333131211113313331323331311331311211 
  >> |  | C111123313121111121111331323133313331333132333133313121111331333132333131133131121 
  << |  | C1111233131211111211113313231333133313331323331333131211113313331323331311331311213 
  >> |  |