|  | C13112133313331323321333133313331333133313331333133313331333133313121111121111113313133221 
  >> |  | C1311213331333132332133313331333133313331333133313331333133313331312111112111111331313322 
  << |  | C13112133313331323321333133313331333133313331333133313331333133313121111121111113313133223 
  >> |  |