|  | C312312111133131212111133133313331323133313233121111331311331333133313331331121111331311331323113311 
  >> |  | C31231211113313121211113313331333132313331323312111133131133133313331333133112111133131133132311331 
  << |  | C312312111133131212111133133313331323133313233121111331311331333133313331331121111331311331323113313 
  >> |  |