C22213331333133313112331323133313331333131311331333133313132323121
  >>
   C2221333133313331311233132313331333133313131133133313331313232312
  <<
   C22213331333133313112331323133313331333131311331333133313132323123
  >>
 
 
 C22213331333133313112331323133313331333131311331333133313132323122
  >>