|  | C13112133313331323321333133313331333133313331333133313331333133313331313331333131312111 
  >> |  | C1311213331333132332133313331333133313331333133313331333133313331333131333133313131211 
  << |  | C13112133313331323321333133313331333133313331333133313331333133313331313331333131312113 
  >> |  |