C2221333133313331311233132313331333133313331321123231333133112212233121
  >>
   C222133313331333131123313231333133313331333132112323133313311221223312
  <<
   C2221333133313331311233132313331333133313331321123231333133112212233123
  >>
 
 
 C2221333133313331311233132313331333133313331321123231333133112212233122
  >>