|  | C2221333133313331311233132313331333133313331323232133313121111113313331333133313131133222311 
  >> |  | C222133313331333131123313231333133313331333132323213331312111111331333133313331313113322231 
  << |  | C2221333133313331311233132313331333133313331323232133313121111113313331333133313131133222313 
  >> |  |