C22213331333133313112331323133313331333133313221333133313122233211
  >>
   C2221333133313331311233132313331333133313331322133313331312223321
  <<
   C22213331333133313112331323133313331333133313221333133313122233213
  >>
 
 
 C22213331333133313112331323133313331333133313221333133313122233212
  >>