|  | C1111233131211111211113313331333133313112113121111113313331323132313331333133313331311331323323132231 
  >> |  | C111123313121111121111331333133313331311211312111111331333132313231333133313331333131133132332313223 
  << |  | C1111233131211111211113313331333133313112113121111113313331323132313331333133313331311331323323132233 
  >> |  |