C2221333133313331311233132313331333133313331333132322332211
  >>
   C222133313331333131123313231333133313331333133313232233221
  <<
   C2221333133313331311233132313331333133313331333132322332213
  >>
 
 
 C2221333133313331311233132313331333133313331333132322332212
  >>