C2221232323213331311331333133313231333131331121222122111
  >>
   C222123232321333131133133313331323133313133112122212211
  <<
   C2221232323213331311331333133313231333131331121222122113
  >>
 
 
 C2221232323213331311331333133313231333131331121222122112
  >>