|  | C13112133313331323321333133313331333133313331333133313331312111133132313331311331313331 
  >> |  | C1311213331333132332133313331333133313331333133313331333131211113313231333131133131333 
  << |  | C13112133313331323321333133313331333133313331333133313331312111133132313331311331313333 
  >> |  |