|  | C31231211111133131211113313231333133313231333132313331333133313331323133312111133133313332331121 
  >> |  | C3123121111113313121111331323133313331323133313231333133313331333132313331211113313331333233112 
  << |  | C31231211111133131211113313231333133313231333132313331333133313331323133312111133133313332331123 
  >> |  |