|  | C312312111133131212111133133313331333133312133313113313331311331333133112111133133313331323133323221 
  >> |  | C31231211113313121211113313331333133313331213331311331333131133133313311211113313331333132313332322 
  << |  | C312312111133131212111133133313331333133312133313113313331311331333133112111133133313331323133323223 
  >> |  |