C2221333133313331311233132313331333133313331333132323233121
  >>
   C222133313331333131123313231333133313331333133313232323312
  <<
   C2221333133313331311233132313331333133313331333132323233123
  >>
 
 
 C2221333133313331311233132313331333133313331333132323233122
  >>