|  | C1311213331333132332133313331333133313331333133313331333133313331323133313231333132211211 
  >> |  | C131121333133313233213331333133313331333133313331333133313331333132313331323133313221121 
  << |  | C1311213331333132332133313331333133313331333133313331333133313331323133313231333132211213 
  >> |  |