C22212323232133313113313331333133313231331122331223221111
  >>
   C2221232323213331311331333133313331323133112233122322111
  <<
   C22212323232133313113313331333133313231331122331223221113
  >>
 
 
 C22212323232133313113313331333133313231331122331223221112
  >>