|  | C312312111111331312111133133313121111133313113313331133133313113313231333133313331333132313233231 
  >> |  | C31231211111133131211113313331312111113331311331333113313331311331323133313331333133313231323323 
  << |  | C312312111111331312111133133313121111133313113313331133133313113313231333133313331333132313233233 
  >> |  |