|  | C312312111111331312111133133313231333133313112331323133313331333133313331333133313113211311 
  >> |  | C31231211111133131211113313331323133313331311233132313331333133313331333133313331311321131 
  << |  | C312312111111331312111133133313231333133313112331323133313331333133313331333133313113211313 
  >> |  |